Enginetech PK5 Expansion Plug Kit

Chevrolet P20

• 1989 Chevrolet P20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30

• 1989 Chevrolet P30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P2500

• 1989 GMC P2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P3500

• 1989 GMC P3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P20

• 1988 Chevrolet P20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30

• 1988 Chevrolet P30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet R20

• 1988 Chevrolet R20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet R30

• 1988 Chevrolet R30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet V30

• 1988 Chevrolet V30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P3500

• 1988 GMC P3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC R2500

• 1988 GMC R2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC R3500

• 1988 GMC R3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC V3500

• 1988 GMC V3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P20

• 1987 Chevrolet P20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30

• 1987 Chevrolet P30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet R20

• 1987 Chevrolet R20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet R30

• 1987 Chevrolet R30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet V20

• 1987 Chevrolet V20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet V30

• 1987 Chevrolet V30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P2500

• 1987 GMC P2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P3500

• 1987 GMC P3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC R2500

• 1987 GMC R2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC R3500

• 1987 GMC R3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC V2500

• 1987 GMC V2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC V3500

• 1987 GMC V3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20

• 1986 Chevrolet C20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30

• 1986 Chevrolet C30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20

• 1986 Chevrolet K20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30

• 1986 Chevrolet K30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P20

• 1986 Chevrolet P20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30

• 1986 Chevrolet P30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C2500

• 1986 GMC C2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C3500

• 1986 GMC C3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K2500

• 1986 GMC K2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K3500

• 1986 GMC K3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P2500

• 1986 GMC P2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P3500

• 1986 GMC P3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20

• 1985 Chevrolet C20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30

• 1985 Chevrolet C30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20

• 1985 Chevrolet K20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30

• 1985 Chevrolet K30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P20

• 1985 Chevrolet P20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30

• 1985 Chevrolet P30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C2500

• 1985 GMC C2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C3500

• 1985 GMC C3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K2500

• 1985 GMC K2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K3500

• 1985 GMC K3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P2500

• 1985 GMC P2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P3500

• 1985 GMC P3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10

• 1984 Chevrolet C10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet C20

• 1984 Chevrolet C20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1984 Chevrolet C20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30

• 1984 Chevrolet C30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet G10

• 1984 Chevrolet G10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G20

• 1984 Chevrolet G20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G30

• 1984 Chevrolet G30 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K10

• 1984 Chevrolet K10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20

• 1984 Chevrolet K20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30

• 1984 Chevrolet K30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P20

• 1984 Chevrolet P20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30

• 1984 Chevrolet P30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C1500

• 1984 GMC C1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC C2500

• 1984 GMC C2500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1984 GMC C2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C2500 Suburban

• 1984 GMC C2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C3500

• 1984 GMC C3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G1500

• 1984 GMC G1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC G2500

• 1984 GMC G2500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC G3500

• 1984 GMC G3500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K1500

• 1984 GMC K1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K2500

• 1984 GMC K2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K2500 Suburban

• 1984 GMC K2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K3500

• 1984 GMC K3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P2500

• 1984 GMC P2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P3500

• 1984 GMC P3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10

• 1983 Chevrolet C10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet C20

• 1983 Chevrolet C20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1983 Chevrolet C20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30

• 1983 Chevrolet C30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet G10

• 1983 Chevrolet G10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G20

• 1983 Chevrolet G20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G30

• 1983 Chevrolet G30 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K10

• 1983 Chevrolet K10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20

• 1983 Chevrolet K20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30

• 1983 Chevrolet K30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P20

• 1983 Chevrolet P20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30

• 1983 Chevrolet P30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C1500

• 1983 GMC C1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC C2500

• 1983 GMC C2500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1983 GMC C2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C3500

• 1983 GMC C3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G1500

• 1983 GMC G1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC G2500

• 1983 GMC G2500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC G3500

• 1983 GMC G3500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K1500

• 1983 GMC K1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K2500

• 1983 GMC K2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K3500

• 1983 GMC K3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P2500

• 1983 GMC P2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P3500

• 1983 GMC P3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10

• 1982 Chevrolet C10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet C20

• 1982 Chevrolet C20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1982 Chevrolet C20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Suburban

• 1982 Chevrolet C20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30

• 1982 Chevrolet C30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet G10

• 1982 Chevrolet G10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G20

• 1982 Chevrolet G20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G30

• 1982 Chevrolet G30 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K10

• 1982 Chevrolet K10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20

• 1982 Chevrolet K20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Suburban

• 1982 Chevrolet K20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30

• 1982 Chevrolet K30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K5 Blazer

• 1982 Chevrolet K5 Blazer - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet P20

• 1982 Chevrolet P20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30

• 1982 Chevrolet P30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C1500

• 1982 GMC C1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC C2500

• 1982 GMC C2500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1982 GMC C2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C2500 Suburban

• 1982 GMC C2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C3500

• 1982 GMC C3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G1500

• 1982 GMC G1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC G2500

• 1982 GMC G2500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC G3500

• 1982 GMC G3500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC Jimmy

• 1982 GMC Jimmy - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K1500

• 1982 GMC K1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K2500

• 1982 GMC K2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K2500 Suburban

• 1982 GMC K2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K3500

• 1982 GMC K3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P2500

• 1982 GMC P2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P3500

• 1982 GMC P3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10

• 1981 Chevrolet C10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1981 Chevrolet C10 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20

• 1981 Chevrolet C20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1981 Chevrolet C20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Suburban

• 1981 Chevrolet C20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30

• 1981 Chevrolet C30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet G10

• 1981 Chevrolet G10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G20

• 1981 Chevrolet G20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G30

• 1981 Chevrolet G30 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K10

• 1981 Chevrolet K10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20

• 1981 Chevrolet K20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Suburban

• 1981 Chevrolet K20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30

• 1981 Chevrolet K30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K5 Blazer

• 1981 Chevrolet K5 Blazer - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet P20

• 1981 Chevrolet P20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30

• 1981 Chevrolet P30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C1500

• 1981 GMC C1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC C2500

• 1981 GMC C2500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1981 GMC C2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C2500 Suburban

• 1981 GMC C2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C3500

• 1981 GMC C3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G1500

• 1981 GMC G1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC G2500

• 1981 GMC G2500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC Jimmy

• 1981 GMC Jimmy - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K1500

• 1981 GMC K1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K2500

• 1981 GMC K2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K2500 Suburban

• 1981 GMC K2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K3500

• 1981 GMC K3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P2500

• 1981 GMC P2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P3500

• 1981 GMC P3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10

• 1980 Chevrolet C10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1980 Chevrolet C10 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10 Suburban

• 1980 Chevrolet C10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet C20

• 1980 Chevrolet C20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1980 Chevrolet C20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Suburban

• 1980 Chevrolet C20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30

• 1980 Chevrolet C30 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1980 Chevrolet C30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet G10

• 1980 Chevrolet G10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G20

• 1980 Chevrolet G20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K10

• 1980 Chevrolet K10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1980 Chevrolet K10 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K10 Suburban

• 1980 Chevrolet K10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20

• 1980 Chevrolet K20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Suburban

• 1980 Chevrolet K20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30

• 1980 Chevrolet K30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K5 Blazer

• 1980 Chevrolet K5 Blazer - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet P10

• 1980 Chevrolet P10 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P20

• 1980 Chevrolet P20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30

• 1980 Chevrolet P30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C1500

• 1980 GMC C1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1980 GMC C1500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C1500 Suburban

• 1980 GMC C1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC C2500

• 1980 GMC C2500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1980 GMC C2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C2500 Suburban

• 1980 GMC C2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C3500

• 1980 GMC C3500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1980 GMC C3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G1500

• 1980 GMC G1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC G2500

• 1980 GMC G2500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC Jimmy

• 1980 GMC Jimmy - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K1500

• 1980 GMC K1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1980 GMC K1500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K1500 Suburban

• 1980 GMC K1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K2500

• 1980 GMC K2500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1980 GMC K2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K2500 Suburban

• 1980 GMC K2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K3500

• 1980 GMC K3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P1500

• 1980 GMC P1500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P2500

• 1980 GMC P2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P3500

• 1980 GMC P3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10

• 1979 Chevrolet C10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1979 Chevrolet C10 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10 Suburban

• 1979 Chevrolet C10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet C20

• 1979 Chevrolet C20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet C20 Suburban

• 1979 Chevrolet C20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30

• 1979 Chevrolet C30 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1979 Chevrolet C30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Caprice

• 1979 Chevrolet Caprice - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet G10

• 1979 Chevrolet G10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G20

• 1979 Chevrolet G20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G30

• 1979 Chevrolet G30 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1979 Chevrolet G30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Impala

• 1979 Chevrolet Impala - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet K10

• 1979 Chevrolet K10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K10 Suburban

• 1979 Chevrolet K10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20

• 1979 Chevrolet K20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Suburban

• 1979 Chevrolet K20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30

• 1979 Chevrolet K30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K5 Blazer

• 1979 Chevrolet K5 Blazer - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet Nova

• 1979 Chevrolet Nova - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet P10

• 1979 Chevrolet P10 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P20

• 1979 Chevrolet P20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30

• 1979 Chevrolet P30 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1979 Chevrolet P30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C1500

• 1979 GMC C1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1979 GMC C1500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C1500 Suburban

• 1979 GMC C1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC C2500

• 1979 GMC C2500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC C2500 Suburban

• 1979 GMC C2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C3500

• 1979 GMC C3500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1979 GMC C3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G1500

• 1979 GMC G1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC G2500

• 1979 GMC G2500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC Jimmy

• 1979 GMC Jimmy - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K1500

• 1979 GMC K1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K1500 Suburban

• 1979 GMC K1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K2500

• 1979 GMC K2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K2500 Suburban

• 1979 GMC K2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K3500

• 1979 GMC K3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P1500

• 1979 GMC P1500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P2500

• 1979 GMC P2500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P3500

• 1979 GMC P3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10

• 1978 Chevrolet C10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1978 Chevrolet C10 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10 Suburban

• 1978 Chevrolet C10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet C20

• 1978 Chevrolet C20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1978 Chevrolet C20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Suburban

• 1978 Chevrolet C20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30

• 1978 Chevrolet C30 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1978 Chevrolet C30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Caprice

• 1978 Chevrolet Caprice - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet G10

• 1978 Chevrolet G10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G20

• 1978 Chevrolet G20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet G30

• 1978 Chevrolet G30 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1978 Chevrolet G30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Impala

• 1978 Chevrolet Impala - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet K10

• 1978 Chevrolet K10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K10 Suburban

• 1978 Chevrolet K10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20

• 1978 Chevrolet K20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Suburban

• 1978 Chevrolet K20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30

• 1978 Chevrolet K30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K5 Blazer

• 1978 Chevrolet K5 Blazer - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet Nova

• 1978 Chevrolet Nova - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet P10

• 1978 Chevrolet P10 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P20

• 1978 Chevrolet P20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30

• 1978 Chevrolet P30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15

• 1978 GMC C15 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1978 GMC C15 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15 Suburban

• 1978 GMC C15 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC C25

• 1978 GMC C25 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1978 GMC C25 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25 Suburban

• 1978 GMC C25 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C35

• 1978 GMC C35 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1978 GMC C35 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G15

• 1978 GMC G15 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC G25

• 1978 GMC G25 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G35

• 1978 GMC G35 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC Jimmy

• 1978 GMC Jimmy - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K15

• 1978 GMC K15 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K15 Suburban

• 1978 GMC K15 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K25

• 1978 GMC K25 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K25 Suburban

• 1978 GMC K25 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K35

• 1978 GMC K35 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P15

• 1978 GMC P15 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P25

• 1978 GMC P25 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P35

• 1978 GMC P35 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10

• 1977 Chevrolet C10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1977 Chevrolet C10 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10 Suburban

• 1977 Chevrolet C10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet C20

• 1977 Chevrolet C20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1977 Chevrolet C20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Suburban

• 1977 Chevrolet C20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30

• 1977 Chevrolet C30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Caprice

• 1977 Chevrolet Caprice - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet El Camino

• 1977 Chevrolet El Camino - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G10

• 1977 Chevrolet G10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G20

• 1977 Chevrolet G20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet G30

• 1977 Chevrolet G30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Impala

• 1977 Chevrolet Impala - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet K10

• 1977 Chevrolet K10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K10 Suburban

• 1977 Chevrolet K10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20

• 1977 Chevrolet K20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Suburban

• 1977 Chevrolet K20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30

• 1977 Chevrolet K30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K5 Blazer

• 1977 Chevrolet K5 Blazer - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet Malibu

• 1977 Chevrolet Malibu - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Nova

• 1977 Chevrolet Nova - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet P10

• 1977 Chevrolet P10 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P20

• 1977 Chevrolet P20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30

• 1977 Chevrolet P30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15

• 1977 GMC C15 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1977 GMC C15 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15 Suburban

• 1977 GMC C15 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC C25

• 1977 GMC C25 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1977 GMC C25 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25 Suburban

• 1977 GMC C25 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C35

• 1977 GMC C35 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G15

• 1977 GMC G15 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC G25

• 1977 GMC G25 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G35

• 1977 GMC G35 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC Jimmy

• 1977 GMC Jimmy - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K15

• 1977 GMC K15 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K15 Suburban

• 1977 GMC K15 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K25

• 1977 GMC K25 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K25 Suburban

• 1977 GMC K25 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K35

• 1977 GMC K35 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P15

• 1977 GMC P15 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P25

• 1977 GMC P25 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P35

• 1977 GMC P35 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC Sprint

• 1977 GMC Sprint - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet C10

• 1976 Chevrolet C10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1976 Chevrolet C10 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10 Suburban

• 1976 Chevrolet C10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet C20

• 1976 Chevrolet C20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1976 Chevrolet C20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Suburban

• 1976 Chevrolet C20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30

• 1976 Chevrolet C30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Caprice

• 1976 Chevrolet Caprice - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet El Camino

• 1976 Chevrolet El Camino - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G10

• 1976 Chevrolet G10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G20

• 1976 Chevrolet G20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1976 Chevrolet G20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet G30

• 1976 Chevrolet G30 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1976 Chevrolet G30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Impala

• 1976 Chevrolet Impala - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet K10

• 1976 Chevrolet K10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1976 Chevrolet K10 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K10 Suburban

• 1976 Chevrolet K10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20

• 1976 Chevrolet K20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1976 Chevrolet K20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Suburban

• 1976 Chevrolet K20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K5 Blazer

• 1976 Chevrolet K5 Blazer - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet Malibu

• 1976 Chevrolet Malibu - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Nova

• 1976 Chevrolet Nova - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet P10

• 1976 Chevrolet P10 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P20

• 1976 Chevrolet P20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30

• 1976 Chevrolet P30 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1976 Chevrolet P30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15

• 1976 GMC C15 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1976 GMC C15 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15 Suburban

• 1976 GMC C15 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC C25

• 1976 GMC C25 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25 Suburban

• 1976 GMC C25 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C35

• 1976 GMC C35 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G15

• 1976 GMC G15 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC G25

• 1976 GMC G25 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G35

• 1976 GMC G35 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC Jimmy

• 1976 GMC Jimmy - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K15

• 1976 GMC K15 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1976 GMC K15 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K15 Suburban

• 1976 GMC K15 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K25

• 1976 GMC K25 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1976 GMC K25 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K25 Suburban

• 1976 GMC K25 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P15

• 1976 GMC P15 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P25

• 1976 GMC P25 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P35

• 1976 GMC P35 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC Sprint

• 1976 GMC Sprint - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Oldsmobile Cutlass

• 1976 Oldsmobile Cutlass - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Oldsmobile Cutlass Supreme

• 1976 Oldsmobile Cutlass Supreme - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Oldsmobile Omega

• 1976 Oldsmobile Omega - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Firebird

• 1976 Pontiac Firebird - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Grand LeMans

• 1976 Pontiac Grand LeMans - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac LeMans

• 1976 Pontiac LeMans - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Ventura

• 1976 Pontiac Ventura - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Buick Apollo

• 1975 Buick Apollo - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet C10

• 1975 Chevrolet C10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1975 Chevrolet C10 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10 Suburban

• 1975 Chevrolet C10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet C20

• 1975 Chevrolet C20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1975 Chevrolet C20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Suburban

• 1975 Chevrolet C20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30

• 1975 Chevrolet C30 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1975 Chevrolet C30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Caprice

• 1975 Chevrolet Caprice - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet El Camino

• 1975 Chevrolet El Camino - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G10

• 1975 Chevrolet G10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G20

• 1975 Chevrolet G20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1975 Chevrolet G20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet G30

• 1975 Chevrolet G30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Impala

• 1975 Chevrolet Impala - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet K10

• 1975 Chevrolet K10 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1975 Chevrolet K10 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K10 Suburban

• 1975 Chevrolet K10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20

• 1975 Chevrolet K20 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1975 Chevrolet K20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Suburban

• 1975 Chevrolet K20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K5 Blazer

• 1975 Chevrolet K5 Blazer - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet Malibu

• 1975 Chevrolet Malibu - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Nova

• 1975 Chevrolet Nova - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet P10

• 1975 Chevrolet P10 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P20

• 1975 Chevrolet P20 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30

• 1975 Chevrolet P30 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15

• 1975 GMC C15 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1975 GMC C15 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15 Suburban

• 1975 GMC C15 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC C25

• 1975 GMC C25 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25 Suburban

• 1975 GMC C25 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C35

• 1975 GMC C35 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G15

• 1975 GMC G15 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC G25

• 1975 GMC G25 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G35

• 1975 GMC G35 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC Jimmy

• 1975 GMC Jimmy - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K15

• 1975 GMC K15 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1975 GMC K15 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K15 Suburban

• 1975 GMC K15 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K25

• 1975 GMC K25 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1975 GMC K25 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K25 Suburban

• 1975 GMC K25 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P15

• 1975 GMC P15 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P25

• 1975 GMC P25 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P35

• 1975 GMC P35 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC Sprint

• 1975 GMC Sprint - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Oldsmobile Cutlass

• 1975 Oldsmobile Cutlass - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Oldsmobile Cutlass Supreme

• 1975 Oldsmobile Cutlass Supreme - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Oldsmobile Omega

• 1975 Oldsmobile Omega - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Firebird

• 1975 Pontiac Firebird - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Grand LeMans

• 1975 Pontiac Grand LeMans - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac LeMans

• 1975 Pontiac LeMans - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Ventura

• 1975 Pontiac Ventura - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Buick Apollo

• 1974 Buick Apollo - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Blazer

• 1974 Chevrolet Blazer - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 Chevrolet Blazer - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10 Pickup

• 1974 Chevrolet C10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 Chevrolet C10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10 Suburban

• 1974 Chevrolet C10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 Chevrolet C10 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Pickup

• 1974 Chevrolet C20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 Chevrolet C20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Suburban

• 1974 Chevrolet C20 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 Chevrolet C20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30 Pickup

• 1974 Chevrolet C30 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 Chevrolet C30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Camaro

• 1974 Chevrolet Camaro - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Caprice

• 1974 Chevrolet Caprice - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet El Camino

• 1974 Chevrolet El Camino - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G20 Van

• 1974 Chevrolet G20 Van - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 Chevrolet G20 Van - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet G30 Van

• 1974 Chevrolet G30 Van - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Impala

• 1974 Chevrolet Impala - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet K10 Pickup

• 1974 Chevrolet K10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 Chevrolet K10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K10 Suburban

• 1974 Chevrolet K10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20 Pickup

• 1974 Chevrolet K20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 Chevrolet K20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Suburban

• 1974 Chevrolet K20 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 Chevrolet K20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30 Pickup

• 1974 Chevrolet K30 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 Chevrolet K30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Malibu

• 1974 Chevrolet Malibu - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Nova

• 1974 Chevrolet Nova - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet P20 Van

• 1974 Chevrolet P20 Van - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30 Van

• 1974 Chevrolet P30 Van - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15/C1500 Pickup

• 1974 GMC C15/C1500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 GMC C15/C1500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15/C1500 Suburban

• 1974 GMC C15/C1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 GMC C15/C1500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25/C2500 Pickup

• 1974 GMC C25/C2500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 GMC C25/C2500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25/C2500 Suburban

• 1974 GMC C25/C2500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 GMC C25/C2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C35/C3500 Pickup

• 1974 GMC C35/C3500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 GMC C35/C3500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G25/G2500 Van

• 1974 GMC G25/G2500 Van - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G35/G3500 Van

• 1974 GMC G35/G3500 Van - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 GMC G35/G3500 Van - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC Jimmy

• 1974 GMC Jimmy - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 GMC Jimmy - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K15/K1500 Pickup

• 1974 GMC K15/K1500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 GMC K15/K1500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K15/K1500 Suburban

• 1974 GMC K15/K1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K25/K2500 Pickup

• 1974 GMC K25/K2500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 GMC K25/K2500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K25/K2500 Suburban

• 1974 GMC K25/K2500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 GMC K25/K2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K35/K3500 Pickup

• 1974 GMC K35/K3500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1974 GMC K35/K3500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P25/P2500 Van

• 1974 GMC P25/P2500 Van - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P35/P3500 Van

• 1974 GMC P35/P3500 Van - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC Sprint

• 1974 GMC Sprint - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Oldsmobile Cutlass

• 1974 Oldsmobile Cutlass - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Oldsmobile Omega

• 1974 Oldsmobile Omega - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Firebird

• 1974 Pontiac Firebird - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac LeMans

• 1974 Pontiac LeMans - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Ventura

• 1974 Pontiac Ventura - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Buick Apollo

• 1973 Buick Apollo - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Bel Air

• 1973 Chevrolet Bel Air - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Blazer

• 1973 Chevrolet Blazer - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 Chevrolet Blazer - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10 Pickup

• 1973 Chevrolet C10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 Chevrolet C10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10 Suburban

• 1973 Chevrolet C10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 Chevrolet C10 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Pickup

• 1973 Chevrolet C20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 Chevrolet C20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Suburban

• 1973 Chevrolet C20 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 Chevrolet C20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30 Pickup

• 1973 Chevrolet C30 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 Chevrolet C30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Camaro

• 1973 Chevrolet Camaro - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Caprice

• 1973 Chevrolet Caprice - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Chevelle

• 1973 Chevrolet Chevelle - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet El Camino

• 1973 Chevrolet El Camino - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G20 Van

• 1973 Chevrolet G20 Van - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 Chevrolet G20 Van - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Impala

• 1973 Chevrolet Impala - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet K10 Pickup

• 1973 Chevrolet K10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 Chevrolet K10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K10 Suburban

• 1973 Chevrolet K10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20 Pickup

• 1973 Chevrolet K20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 Chevrolet K20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Suburban

• 1973 Chevrolet K20 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 Chevrolet K20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30 Pickup

• 1973 Chevrolet K30 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 Chevrolet K30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Malibu

• 1973 Chevrolet Malibu - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Nova

• 1973 Chevrolet Nova - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet P20 Van

• 1973 Chevrolet P20 Van - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30 Van

• 1973 Chevrolet P30 Van - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15/C1500 Pickup

• 1973 GMC C15/C1500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 GMC C15/C1500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15/C1500 Suburban

• 1973 GMC C15/C1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 GMC C15/C1500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25/C2500 Pickup

• 1973 GMC C25/C2500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 GMC C25/C2500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25/C2500 Suburban

• 1973 GMC C25/C2500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 GMC C25/C2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C35/C3500 Pickup

• 1973 GMC C35/C3500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 GMC C35/C3500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G35/G3500 Van

• 1973 GMC G35/G3500 Van - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC Jimmy

• 1973 GMC Jimmy - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 GMC Jimmy - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K15/K1500 Pickup

• 1973 GMC K15/K1500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 GMC K15/K1500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K15/K1500 Suburban

• 1973 GMC K15/K1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K25/K2500 Pickup

• 1973 GMC K25/K2500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 GMC K25/K2500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K25/K2500 Suburban

• 1973 GMC K25/K2500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 GMC K25/K2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K35/K3500 Pickup

• 1973 GMC K35/K3500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1973 GMC K35/K3500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P25/P2500 Van

• 1973 GMC P25/P2500 Van - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P35/P3500 Van

• 1973 GMC P35/P3500 Van - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC Sprint

• 1973 GMC Sprint - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Oldsmobile Cutlass

• 1973 Oldsmobile Cutlass - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Oldsmobile Omega

• 1973 Oldsmobile Omega - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Firebird

• 1973 Pontiac Firebird - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac LeMans

• 1973 Pontiac LeMans - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Ventura

• 1973 Pontiac Ventura - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Bel Air

• 1972 Chevrolet Bel Air - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Biscayne

• 1972 Chevrolet Biscayne - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Blazer

• 1972 Chevrolet Blazer - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 Chevrolet Blazer - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Brookwood

• 1972 Chevrolet Brookwood - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet C10 Pickup

• 1972 Chevrolet C10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 Chevrolet C10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10 Suburban

• 1972 Chevrolet C10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 Chevrolet C10 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Pickup

• 1972 Chevrolet C20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 Chevrolet C20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Suburban

• 1972 Chevrolet C20 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 Chevrolet C20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30 Pickup

• 1972 Chevrolet C30 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 Chevrolet C30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Camaro

• 1972 Chevrolet Camaro - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Caprice

• 1972 Chevrolet Caprice - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Chevelle

• 1972 Chevrolet Chevelle - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet El Camino

• 1972 Chevrolet El Camino - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G20 Van

• 1972 Chevrolet G20 Van - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 Chevrolet G20 Van - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Impala

• 1972 Chevrolet Impala - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet K10 Pickup

• 1972 Chevrolet K10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 Chevrolet K10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K10 Suburban

• 1972 Chevrolet K10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20 Pickup

• 1972 Chevrolet K20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 Chevrolet K20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Suburban

• 1972 Chevrolet K20 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 Chevrolet K20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30 Pickup

• 1972 Chevrolet K30 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 Chevrolet K30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Nova

• 1972 Chevrolet Nova - 4.1L L6 GM250C-CH
  Note: Steel plugs.

GMC C15/C1500 Pickup

• 1972 GMC C15/C1500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 GMC C15/C1500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15/C1500 Suburban

• 1972 GMC C15/C1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 GMC C15/C1500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25/C2500 Pickup

• 1972 GMC C25/C2500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 GMC C25/C2500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25/C2500 Suburban

• 1972 GMC C25/C2500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 GMC C25/C2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C35/C3500 Pickup

• 1972 GMC C35/C3500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 GMC C35/C3500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G35/G3500 Van

• 1972 GMC G35/G3500 Van - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC Jimmy

• 1972 GMC Jimmy - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 GMC Jimmy - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K15/K1500 Pickup

• 1972 GMC K15/K1500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 GMC K15/K1500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K15/K1500 Suburban

• 1972 GMC K15/K1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K25/K2500 Pickup

• 1972 GMC K25/K2500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 GMC K25/K2500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K25/K2500 Suburban

• 1972 GMC K25/K2500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 GMC K25/K2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K35/K3500 Pickup

• 1972 GMC K35/K3500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1972 GMC K35/K3500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC Sprint

• 1972 GMC Sprint - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Oldsmobile Cutlass

• 1972 Oldsmobile Cutlass - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Firebird

• 1972 Pontiac Firebird - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac LeMans

• 1972 Pontiac LeMans - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Ventura

• 1972 Pontiac Ventura - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Buick Skylark

• 1971 Buick Skylark - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Bel Air

• 1971 Chevrolet Bel Air - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Biscayne

• 1971 Chevrolet Biscayne - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Blazer

• 1971 Chevrolet Blazer - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 Chevrolet Blazer - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Brookwood

• 1971 Chevrolet Brookwood - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet C10 Pickup

• 1971 Chevrolet C10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 Chevrolet C10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10 Suburban

• 1971 Chevrolet C10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 Chevrolet C10 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Pickup

• 1971 Chevrolet C20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 Chevrolet C20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Suburban

• 1971 Chevrolet C20 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 Chevrolet C20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30 Pickup

• 1971 Chevrolet C30 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 Chevrolet C30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Camaro

• 1971 Chevrolet Camaro - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Caprice

• 1971 Chevrolet Caprice - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Chevelle

• 1971 Chevrolet Chevelle - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet El Camino

• 1971 Chevrolet El Camino - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G20 Van

• 1971 Chevrolet G20 Van - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 Chevrolet G20 Van - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Impala

• 1971 Chevrolet Impala - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet K10 Pickup

• 1971 Chevrolet K10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 Chevrolet K10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K10 Suburban

• 1971 Chevrolet K10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20 Pickup

• 1971 Chevrolet K20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 Chevrolet K20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Suburban

• 1971 Chevrolet K20 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 Chevrolet K20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30 Pickup

• 1971 Chevrolet K30 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 Chevrolet K30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Nova

• 1971 Chevrolet Nova - 4.1L L6 GM250C-CH
  Note: Steel plugs.

GMC C15/C1500 Pickup

• 1971 GMC C15/C1500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 GMC C15/C1500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15/C1500 Suburban

• 1971 GMC C15/C1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 GMC C15/C1500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25/C2500 Pickup

• 1971 GMC C25/C2500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 GMC C25/C2500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25/C2500 Suburban

• 1971 GMC C25/C2500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 GMC C25/C2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C35/C3500 Pickup

• 1971 GMC C35/C3500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 GMC C35/C3500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G35/G3500 Van

• 1971 GMC G35/G3500 Van - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC Jimmy

• 1971 GMC Jimmy - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 GMC Jimmy - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K15/K1500 Pickup

• 1971 GMC K15/K1500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 GMC K15/K1500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K15/K1500 Suburban

• 1971 GMC K15/K1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 GMC K15/K1500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K25/K2500 Pickup

• 1971 GMC K25/K2500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 GMC K25/K2500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K25/K2500 Suburban

• 1971 GMC K25/K2500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 GMC K25/K2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K35/K3500 Pickup

• 1971 GMC K35/K3500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1971 GMC K35/K3500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC Sprint

• 1971 GMC Sprint - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Oldsmobile Cutlass

• 1971 Oldsmobile Cutlass - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Oldsmobile F85

• 1971 Oldsmobile F85 - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Acadian

• 1971 Pontiac Acadian - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Firebird

• 1971 Pontiac Firebird - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac LeMans

• 1971 Pontiac LeMans - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Ventura

• 1971 Pontiac Ventura - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Buick Skylark

• 1970 Buick Skylark - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Bel Air

• 1970 Chevrolet Bel Air - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Biscayne

• 1970 Chevrolet Biscayne - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Blazer

• 1970 Chevrolet Blazer - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 Chevrolet Blazer - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Brookwood

• 1970 Chevrolet Brookwood - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet C10 Pickup

• 1970 Chevrolet C10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 Chevrolet C10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10 Suburban

• 1970 Chevrolet C10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 Chevrolet C10 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Pickup

• 1970 Chevrolet C20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 Chevrolet C20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Suburban

• 1970 Chevrolet C20 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 Chevrolet C20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30 Pickup

• 1970 Chevrolet C30 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 Chevrolet C30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Camaro

• 1970 Chevrolet Camaro - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Caprice

• 1970 Chevrolet Caprice - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Chevelle

• 1970 Chevrolet Chevelle - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet El Camino

• 1970 Chevrolet El Camino - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet Estate

• 1970 Chevrolet Estate - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet G20 Van

• 1970 Chevrolet G20 Van - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet Impala

• 1970 Chevrolet Impala - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet K10 Pickup

• 1970 Chevrolet K10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 Chevrolet K10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K10 Suburban

• 1970 Chevrolet K10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20 Pickup

• 1970 Chevrolet K20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 Chevrolet K20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Suburban

• 1970 Chevrolet K20 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 Chevrolet K20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30 Pickup

• 1970 Chevrolet K30 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 Chevrolet K30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Nova

• 1970 Chevrolet Nova - 3.8L L6 GM230C-CH
  Note: Steel plugs.
• 1970 Chevrolet Nova - 4.1L L6 GM250C-CH
  Note: Steel plugs.

GMC C15/C1500 Pickup

• 1970 GMC C15/C1500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 GMC C15/C1500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15/C1500 Suburban

• 1970 GMC C15/C1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 GMC C15/C1500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25/C2500 Pickup

• 1970 GMC C25/C2500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 GMC C25/C2500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25/C2500 Suburban

• 1970 GMC C25/C2500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 GMC C25/C2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C35/C3500 Pickup

• 1970 GMC C35/C3500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 GMC C35/C3500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G35/G3500 Van

• 1970 GMC G35/G3500 Van - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC Jimmy

• 1970 GMC Jimmy - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 GMC Jimmy - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K15/K1500 Pickup

• 1970 GMC K15/K1500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 GMC K15/K1500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K15/K1500 Suburban

• 1970 GMC K15/K1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 GMC K15/K1500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K25/K2500 Pickup

• 1970 GMC K25/K2500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 GMC K25/K2500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K25/K2500 Suburban

• 1970 GMC K25/K2500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 GMC K25/K2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K35/K3500 Pickup

• 1970 GMC K35/K3500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1970 GMC K35/K3500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Oldsmobile Cutlass

• 1970 Oldsmobile Cutlass - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Oldsmobile F85

• 1970 Oldsmobile F85 - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Acadian

• 1970 Pontiac Acadian - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Firebird

• 1970 Pontiac Firebird - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac LeMans

• 1970 Pontiac LeMans - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Tempest

• 1970 Pontiac Tempest - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Buick Skylark

• 1969 Buick Skylark - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Buick Special

• 1969 Buick Special - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Bel Air

• 1969 Chevrolet Bel Air - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Biscayne

• 1969 Chevrolet Biscayne - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Blazer

• 1969 Chevrolet Blazer - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 Chevrolet Blazer - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Brookwood

• 1969 Chevrolet Brookwood - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet C10 Pickup

• 1969 Chevrolet C10 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1969 Chevrolet C10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 Chevrolet C10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10 Suburban

• 1969 Chevrolet C10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 Chevrolet C10 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Pickup

• 1969 Chevrolet C20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 Chevrolet C20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Suburban

• 1969 Chevrolet C20 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 Chevrolet C20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30 Pickup

• 1969 Chevrolet C30 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 Chevrolet C30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Camaro

• 1969 Chevrolet Camaro - 3.8L L6 GM230C-CH
  Note: Steel plugs.
• 1969 Chevrolet Camaro - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Caprice

• 1969 Chevrolet Caprice - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Chevelle

• 1969 Chevrolet Chevelle - 3.8L L6 GM230C-CH
  Note: Steel plugs.
• 1969 Chevrolet Chevelle - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet El Camino

• 1969 Chevrolet El Camino - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1969 Chevrolet El Camino - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet Estate

• 1969 Chevrolet Estate - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet G10 Van

• 1969 Chevrolet G10 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Chevrolet G20 Van

• 1969 Chevrolet G20 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1969 Chevrolet G20 Van - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet Impala

• 1969 Chevrolet Impala - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet K10 Pickup

• 1969 Chevrolet K10 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1969 Chevrolet K10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 Chevrolet K10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K10 Suburban

• 1969 Chevrolet K10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20 Pickup

• 1969 Chevrolet K20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 Chevrolet K20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Suburban

• 1969 Chevrolet K20 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 Chevrolet K20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30 Pickup

• 1969 Chevrolet K30 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 Chevrolet K30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Nova

• 1969 Chevrolet Nova - 3.8L L6 GM230C-CH
  Note: Steel plugs.
• 1969 Chevrolet Nova - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet P10 Van

• 1969 Chevrolet P10 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC C15/C1500 Pickup

• 1969 GMC C15/C1500 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1969 GMC C15/C1500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 GMC C15/C1500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15/C1500 Suburban

• 1969 GMC C15/C1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 GMC C15/C1500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25/C2500 Pickup

• 1969 GMC C25/C2500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 GMC C25/C2500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25/C2500 Suburban

• 1969 GMC C25/C2500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 GMC C25/C2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C35/C3500 Pickup

• 1969 GMC C35/C3500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 GMC C35/C3500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G15/G1500 Van

• 1969 GMC G15/G1500 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC G25/G2500 Van

• 1969 GMC G25/G2500 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC K15/K1500 Pickup

• 1969 GMC K15/K1500 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1969 GMC K15/K1500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 GMC K15/K1500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K15/K1500 Suburban

• 1969 GMC K15/K1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC K25/K2500 Pickup

• 1969 GMC K25/K2500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 GMC K25/K2500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K25/K2500 Suburban

• 1969 GMC K25/K2500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 GMC K25/K2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K35/K3500 Pickup

• 1969 GMC K35/K3500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1969 GMC K35/K3500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P15/P1500 Van

• 1969 GMC P15/P1500 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Oldsmobile Cutlass

• 1969 Oldsmobile Cutlass - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Oldsmobile F85

• 1969 Oldsmobile F85 - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Acadian

• 1969 Pontiac Acadian - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac LeMans

• 1969 Pontiac LeMans - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Buick Skylark

• 1968 Buick Skylark - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Buick Special

• 1968 Buick Special - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Bel Air

• 1968 Chevrolet Bel Air - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Biscayne

• 1968 Chevrolet Biscayne - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet C10 Pickup

• 1968 Chevrolet C10 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1968 Chevrolet C10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 Chevrolet C10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10 Suburban

• 1968 Chevrolet C10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 Chevrolet C10 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Pickup

• 1968 Chevrolet C20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 Chevrolet C20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Suburban

• 1968 Chevrolet C20 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 Chevrolet C20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30 Pickup

• 1968 Chevrolet C30 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 Chevrolet C30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Camaro

• 1968 Chevrolet Camaro - 3.8L L6 GM230C-CH
  Note: Steel plugs.
• 1968 Chevrolet Camaro - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Caprice

• 1968 Chevrolet Caprice - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Chevelle

• 1968 Chevrolet Chevelle - 3.8L L6 GM230C-CH
  Note: Steel plugs.
• 1968 Chevrolet Chevelle - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Chevy II

• 1968 Chevrolet Chevy II - 3.8L L6 GM230C-CH
  Note: Steel plugs.
• 1968 Chevrolet Chevy II - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet El Camino

• 1968 Chevrolet El Camino - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1968 Chevrolet El Camino - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G10 Van

• 1968 Chevrolet G10 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Chevrolet G20 Van

• 1968 Chevrolet G20 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1968 Chevrolet G20 Van - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet Impala

• 1968 Chevrolet Impala - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet K10 Pickup

• 1968 Chevrolet K10 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1968 Chevrolet K10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 Chevrolet K10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K10 Suburban

• 1968 Chevrolet K10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet K20 Pickup

• 1968 Chevrolet K20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 Chevrolet K20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Suburban

• 1968 Chevrolet K20 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 Chevrolet K20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K30 Pickup

• 1968 Chevrolet K30 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 Chevrolet K30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P10 Van

• 1968 Chevrolet P10 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC C15/C1500 Pickup

• 1968 GMC C15/C1500 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1968 GMC C15/C1500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 GMC C15/C1500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15/C1500 Suburban

• 1968 GMC C15/C1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 GMC C15/C1500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25/C2500 Pickup

• 1968 GMC C25/C2500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 GMC C25/C2500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25/C2500 Suburban

• 1968 GMC C25/C2500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 GMC C25/C2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C35/C3500 Pickup

• 1968 GMC C35/C3500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 GMC C35/C3500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G15/G1500 Van

• 1968 GMC G15/G1500 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC G25/G2500 Van

• 1968 GMC G25/G2500 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC K15/K1500 Pickup

• 1968 GMC K15/K1500 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1968 GMC K15/K1500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 GMC K15/K1500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K15/K1500 Suburban

• 1968 GMC K15/K1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 GMC K15/K1500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K25/K2500 Pickup

• 1968 GMC K25/K2500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 GMC K25/K2500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K25/K2500 Suburban

• 1968 GMC K25/K2500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 GMC K25/K2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K35/K3500 Pickup

• 1968 GMC K35/K3500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1968 GMC K35/K3500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC P15/P1500 Van

• 1968 GMC P15/P1500 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Oldsmobile Cutlass

• 1968 Oldsmobile Cutlass - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Oldsmobile F85

• 1968 Oldsmobile F85 - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Acadian

• 1968 Pontiac Acadian - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac LeMans

• 1968 Pontiac LeMans - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Bel Air

• 1967 Chevrolet Bel Air - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Biscayne

• 1967 Chevrolet Biscayne - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet C10 Pickup

• 1967 Chevrolet C10 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1967 Chevrolet C10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 Chevrolet C10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C10 Suburban

• 1967 Chevrolet C10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 Chevrolet C10 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Pickup

• 1967 Chevrolet C20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 Chevrolet C20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Suburban

• 1967 Chevrolet C20 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 Chevrolet C20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30 Pickup

• 1967 Chevrolet C30 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 Chevrolet C30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Camaro

• 1967 Chevrolet Camaro - 3.8L L6 GM230C-CH
  Note: Steel plugs.
• 1967 Chevrolet Camaro - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Caprice

• 1967 Chevrolet Caprice - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Chevelle

• 1967 Chevrolet Chevelle - 3.8L L6 GM230C-CH
  Note: Steel plugs.
• 1967 Chevrolet Chevelle - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Chevy II

• 1967 Chevrolet Chevy II - 3.2L L6 GM194C-CH
  Note: Steel plugs.
• 1967 Chevrolet Chevy II - 3.8L L6 GM230C-CH
  Note: Steel plugs.
• 1967 Chevrolet Chevy II - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet El Camino

• 1967 Chevrolet El Camino - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1967 Chevrolet El Camino - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet G10 Van

• 1967 Chevrolet G10 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Chevrolet G20 Van

• 1967 Chevrolet G20 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1967 Chevrolet G20 Van - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet Impala

• 1967 Chevrolet Impala - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet K10 Pickup

• 1967 Chevrolet K10 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1967 Chevrolet K10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 Chevrolet K10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K10 Suburban

• 1967 Chevrolet K10 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 Chevrolet K10 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Pickup

• 1967 Chevrolet K20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 Chevrolet K20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Suburban

• 1967 Chevrolet K20 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 Chevrolet K20 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Malibu

• 1967 Chevrolet Malibu - 3.8L L6 GM230C-CH
  Note: Steel plugs.
• 1967 Chevrolet Malibu - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet P10 Series

• 1967 Chevrolet P10 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1967 Chevrolet P10 Series - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 Chevrolet P10 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P20 Series

• 1967 Chevrolet P20 Series - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 Chevrolet P20 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30 Series

• 1967 Chevrolet P30 Series - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 Chevrolet P30 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15/C1500 Pickup

• 1967 GMC C15/C1500 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1967 GMC C15/C1500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 GMC C15/C1500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C15/C1500 Suburban

• 1967 GMC C15/C1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 GMC C15/C1500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25/C2500 Pickup

• 1967 GMC C25/C2500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 GMC C25/C2500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C25/C2500 Suburban

• 1967 GMC C25/C2500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 GMC C25/C2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC C35/C3500 Pickup

• 1967 GMC C35/C3500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 GMC C35/C3500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G15/G1500 Van

• 1967 GMC G15/G1500 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC G25/G2500 Van

• 1967 GMC G25/G2500 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC K15/K1500 Pickup

• 1967 GMC K15/K1500 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1967 GMC K15/K1500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 GMC K15/K1500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K15/K1500 Suburban

• 1967 GMC K15/K1500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 GMC K15/K1500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K25/K2500 Pickup

• 1967 GMC K25/K2500 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 GMC K25/K2500 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC K25/K2500 Suburban

• 1967 GMC K25/K2500 Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1967 GMC K25/K2500 Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC LI3500

• 1967 GMC LI3500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC P15/P1500 Van

• 1967 GMC P15/P1500 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Oldsmobile Cutlass

• 1967 Oldsmobile Cutlass - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Oldsmobile F85

• 1967 Oldsmobile F85 - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Pontiac Acadian

• 1967 Pontiac Acadian - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Bel Air

• 1966 Chevrolet Bel Air - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Biscayne

• 1966 Chevrolet Biscayne - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet C10 Pickup

• 1966 Chevrolet C10 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1966 Chevrolet C10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Pickup

• 1966 Chevrolet C20 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1966 Chevrolet C20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30 Pickup

• 1966 Chevrolet C30 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1966 Chevrolet C30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Chevelle

• 1966 Chevrolet Chevelle - 3.2L L6 GM194C-CH
  Note: Steel plugs.

Chevrolet Chevy II

• 1966 Chevrolet Chevy II - 3.2L L6 GM194C-CH
  Note: Steel plugs.
• 1966 Chevrolet Chevy II - 3.8L L6 GM230C-CH
  Note: Steel plugs.

Chevrolet El Camino

• 1966 Chevrolet El Camino - 3.2L L6 GM194T-CH
  Note: Steel plugs.
• 1966 Chevrolet El Camino - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Chevrolet G10 Van

• 1966 Chevrolet G10 Van - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Chevrolet Impala

• 1966 Chevrolet Impala - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet K10 Pickup

• 1966 Chevrolet K10 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1966 Chevrolet K10 Pickup - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1966 Chevrolet K10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Pickup

• 1966 Chevrolet K20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Malibu

• 1966 Chevrolet Malibu - 3.2L L6 GM194C-CH
  Note: Steel plugs.
• 1966 Chevrolet Malibu - 3.8L L6 GM230C-CH
  Note: Steel plugs.

Chevrolet P10 Series

• 1966 Chevrolet P10 Series - 3.2L L6 GM194T-CH
  Note: Steel plugs.
• 1966 Chevrolet P10 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1966 Chevrolet P10 Series - 4.1L L6 GM250T-CH
  Note: Steel plugs.

Chevrolet P20 Series

• 1966 Chevrolet P20 Series - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1966 Chevrolet P20 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30 Series

• 1966 Chevrolet P30 Series - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1966 Chevrolet P30 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Suburban

• 1966 Chevrolet Suburban - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1966 Chevrolet Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1966 Chevrolet Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 1000

• 1966 GMC 1000 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC 1500

• 1966 GMC 1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC 2500

• 1966 GMC 2500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC 3000

• 1966 GMC 3000 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1966 GMC 3000 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 3500

• 1966 GMC 3500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1966 GMC 3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G1000 Series

• 1966 GMC G1000 Series - 3.2L L6 GM194T-CH
  Note: Steel plugs.
• 1966 GMC G1000 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC I1000

• 1966 GMC I1000 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC I1500

• 1966 GMC I1500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC I2500

• 1966 GMC I2500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC I3500

• 1966 GMC I3500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC LI3500

• 1966 GMC LI3500 - 4.1L L6 GM250T-CH
  Note: Steel plugs.

GMC P1000

• 1966 GMC P1000 - 3.2L L6 GM194T-CH
  Note: Steel plugs.
• 1966 GMC P1000 - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC PB1000 Series

• 1966 GMC PB1000 Series - 3.2L L6 GM194T-CH
  Note: Steel plugs.
• 1966 GMC PB1000 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC PB15 Series

• 1966 GMC PB15 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC PB25 Series

• 1966 GMC PB25 Series - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1966 GMC PB25 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC Suburban

• 1966 GMC Suburban - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1966 GMC Suburban - 4.1L L6 GM250T-CH
  Note: Steel plugs.
• 1966 GMC Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Oldsmobile F85

• 1966 Oldsmobile F85 - 4.1L L6 GM250C-CH
  Note: Steel plugs.

Chevrolet Bel Air

• 1965 Chevrolet Bel Air - 3.8L L6 GM230C-CH
  Note: Steel plugs.

Chevrolet Biscayne

• 1965 Chevrolet Biscayne - 3.8L L6 GM230C-CH
  Note: Steel plugs.

Chevrolet C10 Panel

• 1965 Chevrolet C10 Panel - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Chevrolet C10 Pickup

• 1965 Chevrolet C10 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1965 Chevrolet C10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Pickup

• 1965 Chevrolet C20 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1965 Chevrolet C20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30 Panel

• 1965 Chevrolet C30 Panel - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Chevrolet C30 Pickup

• 1965 Chevrolet C30 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1965 Chevrolet C30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Chevelle

• 1965 Chevrolet Chevelle - 3.2L L6 GM194C-CH
  Note: Steel plugs.

Chevrolet Chevy II

• 1965 Chevrolet Chevy II - 3.2L L6 GM194C-CH
  Note: Steel plugs.
• 1965 Chevrolet Chevy II - 3.8L L6 GM230C-CH
  Note: Steel plugs.

Chevrolet El Camino

• 1965 Chevrolet El Camino - 3.2L L6 GM194T-CH
  Note: Steel plugs.
• 1965 Chevrolet El Camino - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Chevrolet Impala

• 1965 Chevrolet Impala - 3.8L L6 GM230C-CH
  Note: Steel plugs.

Chevrolet K10 Pickup

• 1965 Chevrolet K10 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1965 Chevrolet K10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Pickup

• 1965 Chevrolet K20 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1965 Chevrolet K20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Malibu

• 1965 Chevrolet Malibu - 3.2L L6 GM194C-CH
  Note: Steel plugs.
• 1965 Chevrolet Malibu - 3.8L L6 GM230C-CH
  Note: Steel plugs.

Chevrolet P10 Series

• 1965 Chevrolet P10 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Chevrolet P20 Series

• 1965 Chevrolet P20 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1965 Chevrolet P20 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30 Series

• 1965 Chevrolet P30 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1965 Chevrolet P30 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Suburban

• 1965 Chevrolet Suburban - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1965 Chevrolet Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 1000 Series

• 1965 GMC 1000 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 1500 Series

• 1965 GMC 1500 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1965 GMC 1500 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 2500 Series

• 1965 GMC 2500 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1965 GMC 2500 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 3000

• 1965 GMC 3000 - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1965 GMC 3000 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 3500

• 1965 GMC 3500 - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1965 GMC 3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G1000 Series

• 1965 GMC G1000 Series - 3.2L L6 GM194T-CH
  Note: Steel plugs.
• 1965 GMC G1000 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC I1000

• 1965 GMC I1000 - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC I1500

• 1965 GMC I1500 - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC I2500

• 1965 GMC I2500 - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC PB1000 Series

• 1965 GMC PB1000 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC PB1500 Series

• 1965 GMC PB1500 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1965 GMC PB1500 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC PB2500 Series

• 1965 GMC PB2500 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1965 GMC PB2500 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC Suburban

• 1965 GMC Suburban - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1965 GMC Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Biscayne

• 1964 Chevrolet Biscayne - 3.8L L6 GM230C-CH
  Note: Steel plugs.

Chevrolet C10 Panel

• 1964 Chevrolet C10 Panel - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Chevrolet C10 Pickup

• 1964 Chevrolet C10 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1964 Chevrolet C10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Pickup

• 1964 Chevrolet C20 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1964 Chevrolet C20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30 Panel

• 1964 Chevrolet C30 Panel - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Chevrolet C30 Pickup

• 1964 Chevrolet C30 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1964 Chevrolet C30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Chevelle

• 1964 Chevrolet Chevelle - 3.2L L6 GM194C-CH
  Note: Steel plugs.

Chevrolet Chevy II

• 1964 Chevrolet Chevy II - 3.2L L6 GM194C-CH
  Note: Steel plugs.
• 1964 Chevrolet Chevy II - 3.8L L6 GM230C-CH
  Note: Steel plugs.

Chevrolet El Camino

• 1964 Chevrolet El Camino - 3.2L L6 GM194T-CH
  Note: Steel plugs.
• 1964 Chevrolet El Camino - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Chevrolet Impala

• 1964 Chevrolet Impala - 3.8L L6 GM230C-CH
  Note: Steel plugs.

Chevrolet K10 Pickup

• 1964 Chevrolet K10 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1964 Chevrolet K10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Pickup

• 1964 Chevrolet K20 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1964 Chevrolet K20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Malibu

• 1964 Chevrolet Malibu - 3.2L L6 GM194C-CH
  Note: Steel plugs.
• 1964 Chevrolet Malibu - 3.8L L6 GM230C-CH
  Note: Steel plugs.

Chevrolet P10 Series

• 1964 Chevrolet P10 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Chevrolet P20 Series

• 1964 Chevrolet P20 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1964 Chevrolet P20 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30 Series

• 1964 Chevrolet P30 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1964 Chevrolet P30 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Suburban

• 1964 Chevrolet Suburban - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1964 Chevrolet Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 1000 Series

• 1964 GMC 1000 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 1500 Series

• 1964 GMC 1500 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1964 GMC 1500 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 2500 Series

• 1964 GMC 2500 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1964 GMC 2500 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 3000

• 1964 GMC 3000 - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1964 GMC 3000 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 3500

• 1964 GMC 3500 - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1964 GMC 3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G1000 Series

• 1964 GMC G1000 Series - 3.2L L6 GM194T-CH
  Note: Steel plugs.
• 1964 GMC G1000 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC I1000

• 1964 GMC I1000 - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC PB1000 Series

• 1964 GMC PB1000 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC PB1500 Series

• 1964 GMC PB1500 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC PB2500 Series

• 1964 GMC PB2500 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC Suburban

• 1964 GMC Suburban - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1964 GMC Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Bel Air

• 1963 Chevrolet Bel Air - 3.8L L6 GM230C-CH
  Note: Steel plugs.

Chevrolet Biscayne

• 1963 Chevrolet Biscayne - 3.8L L6 GM230C-CH
  Note: Steel plugs.

Chevrolet C10 Panel

• 1963 Chevrolet C10 Panel - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Chevrolet C10 Pickup

• 1963 Chevrolet C10 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1963 Chevrolet C10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C20 Pickup

• 1963 Chevrolet C20 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1963 Chevrolet C20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet C30 Panel

• 1963 Chevrolet C30 Panel - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Chevrolet C30 Pickup

• 1963 Chevrolet C30 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1963 Chevrolet C30 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Chevy II

• 1963 Chevrolet Chevy II - 3.2L L6 GM194C-CH
  Note: Steel plugs.

Chevrolet Impala

• 1963 Chevrolet Impala - 3.8L L6 GM230C-CH
  Note: Steel plugs.

Chevrolet K10 Pickup

• 1963 Chevrolet K10 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1963 Chevrolet K10 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet K20 Pickup

• 1963 Chevrolet K20 Pickup - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1963 Chevrolet K20 Pickup - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P10 Series

• 1963 Chevrolet P10 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.

Chevrolet P20 Series

• 1963 Chevrolet P20 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1963 Chevrolet P20 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet P30 Series

• 1963 Chevrolet P30 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1963 Chevrolet P30 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Suburban

• 1963 Chevrolet Suburban - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1963 Chevrolet Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 1000 Series

• 1963 GMC 1000 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 1500 Series

• 1963 GMC 1500 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1963 GMC 1500 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 2500 Series

• 1963 GMC 2500 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1963 GMC 2500 Series - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 3000

• 1963 GMC 3000 - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1963 GMC 3000 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC 3500

• 1963 GMC 3500 - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1963 GMC 3500 - 4.8L L6 GM292T-CH
  Note: Steel plugs.

GMC G1000 Series

• 1963 GMC G1000 Series - 3.2L L6 GM194T-CH
  Note: Steel plugs.

GMC PB1000 Series

• 1963 GMC PB1000 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC PB1500 Series

• 1963 GMC PB1500 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC PB2500 Series

• 1963 GMC PB2500 Series - 3.8L L6 GM230T-CH
  Note: Steel plugs.

GMC Suburban

• 1963 GMC Suburban - 3.8L L6 GM230T-CH
  Note: Steel plugs.
• 1963 GMC Suburban - 4.8L L6 GM292T-CH
  Note: Steel plugs.

Chevrolet Chevy II

• 1962 Chevrolet Chevy II - 3.2L L6 GM194C-CH
  Note: Steel plugs.