Enginetech ST18124N Valve Seat
,

Enginetech ST18124N Valve Seat

$61.76

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Enginetech ST18124N Valve Seat. Vehicle fitment is shown below.

Availability: 10 in stock

SKU: ST18124N Categories: ,

Vehicle Fitment

Select your vehicle below to check whether this part fits.

View all 335 compatible applications

Chevrolet C2500

  • 2000 Chevrolet C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).
  • 1999 Chevrolet C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).
  • 1998 Chevrolet C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).
  • 1997 Chevrolet C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1997 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1997 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C2500

  • 1996 Chevrolet C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G30

  • 1996 Chevrolet G30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1996 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC G3500

  • 1996 GMC G3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1996 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C2500

  • 1995 Chevrolet C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C2500 Suburban

  • 1995 Chevrolet C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G30

  • 1995 Chevrolet G30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K2500

  • 1995 Chevrolet K2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K2500 Suburban

  • 1995 Chevrolet K2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K3500

  • 1995 Chevrolet K3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1995 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500

  • 1995 GMC C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500 Suburban

  • 1995 GMC C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC G3500

  • 1995 GMC G3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K2500

  • 1995 GMC K2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K2500 Suburban

  • 1995 GMC K2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1995 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C2500

  • 1994 Chevrolet C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C2500 Suburban

  • 1994 Chevrolet C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G30

  • 1994 Chevrolet G30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K2500

  • 1994 Chevrolet K2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K2500 Suburban

  • 1994 Chevrolet K2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K3500

  • 1994 Chevrolet K3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1994 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500

  • 1994 GMC C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500 Suburban

  • 1994 GMC C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC G3500

  • 1994 GMC G3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K2500

  • 1994 GMC K2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K2500 Suburban

  • 1994 GMC K2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1994 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C1500

  • 1993 Chevrolet C1500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C2500

  • 1993 Chevrolet C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C2500 Suburban

  • 1993 Chevrolet C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G30

  • 1993 Chevrolet G30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K2500

  • 1993 Chevrolet K2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K2500 Suburban

  • 1993 Chevrolet K2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K3500

  • 1993 Chevrolet K3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1993 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500

  • 1993 GMC C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500 Suburban

  • 1993 GMC C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC G3500

  • 1993 GMC G3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K2500

  • 1993 GMC K2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K2500 Suburban

  • 1993 GMC K2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1993 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C1500

  • 1992 Chevrolet C1500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C2500

  • 1992 Chevrolet C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C2500 Suburban

  • 1992 Chevrolet C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G30

  • 1992 Chevrolet G30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K2500

  • 1992 Chevrolet K2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K2500 Suburban

  • 1992 Chevrolet K2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K3500

  • 1992 Chevrolet K3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1992 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500

  • 1992 GMC C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500 Suburban

  • 1992 GMC C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC G3500

  • 1992 GMC G3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K2500

  • 1992 GMC K2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K2500 Suburban

  • 1992 GMC K2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1992 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C1500

  • 1991 Chevrolet C1500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C2500

  • 1991 Chevrolet C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G30

  • 1991 Chevrolet G30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K2500

  • 1991 Chevrolet K2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K3500

  • 1991 Chevrolet K3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1991 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet R2500 Suburban

  • 1991 Chevrolet R2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet R3500

  • 1991 Chevrolet R3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet V3500

  • 1991 Chevrolet V3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500

  • 1991 GMC C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC G3500

  • 1991 GMC G3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K2500

  • 1991 GMC K2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1991 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC R2500 Suburban

  • 1991 GMC R2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC R3500

  • 1991 GMC R3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC V3500

  • 1991 GMC V3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C1500

  • 1990 Chevrolet C1500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G30

  • 1990 Chevrolet G30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K3500

  • 1990 Chevrolet K3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1990 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet R2500 Suburban

  • 1990 Chevrolet R2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet R3500

  • 1990 Chevrolet R3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet V2500 Suburban

  • 1990 Chevrolet V2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet V3500

  • 1990 Chevrolet V3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC G3500

  • 1990 GMC G3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1990 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC R2500 Suburban

  • 1990 GMC R2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC R3500

  • 1990 GMC R3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC V3500

  • 1990 GMC V3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G30

  • 1989 Chevrolet G30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K3500

  • 1989 Chevrolet K3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1989 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet R2500

  • 1989 Chevrolet R2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet R2500 Suburban

  • 1989 Chevrolet R2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet R3500

  • 1989 Chevrolet R3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet V3500

  • 1989 Chevrolet V3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC G3500

  • 1989 GMC G3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1989 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC R2500

  • 1989 GMC R2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC R2500 Suburban

  • 1989 GMC R2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC R3500

  • 1989 GMC R3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC V3500

  • 1989 GMC V3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G30

  • 1988 Chevrolet G30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K3500

  • 1988 Chevrolet K3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1988 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet R20

  • 1988 Chevrolet R20 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet R20 Suburban

  • 1988 Chevrolet R20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet R30

  • 1988 Chevrolet R30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet V20 Suburban

  • 1988 Chevrolet V20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet V30

  • 1988 Chevrolet V30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC G3500

  • 1988 GMC G3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1988 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC R2500

  • 1988 GMC R2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC R2500 Suburban

  • 1988 GMC R2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC R3500

  • 1988 GMC R3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC V3500

  • 1988 GMC V3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1987 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet R20

  • 1987 Chevrolet R20 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet R20 Suburban

  • 1987 Chevrolet R20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet R30

  • 1987 Chevrolet R30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet V20 Suburban

  • 1987 Chevrolet V20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet V30

  • 1987 Chevrolet V30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1987 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC R2500

  • 1987 GMC R2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC R2500 Suburban

  • 1987 GMC R2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC R3500

  • 1987 GMC R3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC V3500

  • 1987 GMC V3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C20 Suburban

  • 1986 Chevrolet C20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C30

  • 1986 Chevrolet C30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K30

  • 1986 Chevrolet K30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1986 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500

  • 1986 GMC C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500 Suburban

  • 1986 GMC C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1986 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C20 Suburban

  • 1985 Chevrolet C20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C30

  • 1985 Chevrolet C30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K20 Suburban

  • 1985 Chevrolet K20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K30

  • 1985 Chevrolet K30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1985 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500

  • 1985 GMC C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500 Suburban

  • 1985 GMC C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C3500

  • 1985 GMC C3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K3500

  • 1985 GMC K3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1985 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C20 Suburban

  • 1984 Chevrolet C20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C30

  • 1984 Chevrolet C30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K30

  • 1984 Chevrolet K30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1984 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500

  • 1984 GMC C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500 Suburban

  • 1984 GMC C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C3500

  • 1984 GMC C3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K3500

  • 1984 GMC K3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1984 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C20 Suburban

  • 1983 Chevrolet C20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C30

  • 1983 Chevrolet C30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K30

  • 1983 Chevrolet K30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1983 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500

  • 1983 GMC C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500 Suburban

  • 1983 GMC C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C3500

  • 1983 GMC C3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K3500

  • 1983 GMC K3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1983 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C20 Suburban

  • 1982 Chevrolet C20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C30

  • 1982 Chevrolet C30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K30

  • 1982 Chevrolet K30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1982 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500

  • 1982 GMC C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500 Suburban

  • 1982 GMC C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C3500

  • 1982 GMC C3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K3500

  • 1982 GMC K3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1982 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C20 Suburban

  • 1981 Chevrolet C20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C30

  • 1981 Chevrolet C30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K30

  • 1981 Chevrolet K30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1981 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500

  • 1981 GMC C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500 Suburban

  • 1981 GMC C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C3500

  • 1981 GMC C3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K3500

  • 1981 GMC K3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1981 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C10

  • 1980 Chevrolet C10 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C10 Suburban

  • 1980 Chevrolet C10 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C20 Suburban

  • 1980 Chevrolet C20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C30

  • 1980 Chevrolet C30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K30

  • 1980 Chevrolet K30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1980 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C1500

  • 1980 GMC C1500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C1500 Suburban

  • 1980 GMC C1500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500

  • 1980 GMC C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500 Suburban

  • 1980 GMC C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C3500

  • 1980 GMC C3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K1500

  • 1980 GMC K1500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K3500

  • 1980 GMC K3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1980 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C10

  • 1979 Chevrolet C10 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C10 Suburban

  • 1979 Chevrolet C10 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C20 Suburban

  • 1979 Chevrolet C20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C30

  • 1979 Chevrolet C30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1979 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C1500

  • 1979 GMC C1500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C1500 Suburban

  • 1979 GMC C1500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500

  • 1979 GMC C2500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C2500 Suburban

  • 1979 GMC C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C3500

  • 1979 GMC C3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K3500

  • 1979 GMC K3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P1500

  • 1979 GMC P1500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P3500

  • 1979 GMC P3500 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C10

  • 1978 Chevrolet C10 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C10 Suburban

  • 1978 Chevrolet C10 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C20 Suburban

  • 1978 Chevrolet C20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C30

  • 1978 Chevrolet C30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K20

  • 1978 Chevrolet K20 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K5 Blazer

  • 1978 Chevrolet K5 Blazer - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1978 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C15

  • 1978 GMC C15 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C15 Suburban

  • 1978 GMC C15 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C25

  • 1978 GMC C25 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C25 Suburban

  • 1978 GMC C25 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C35

  • 1978 GMC C35 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K25

  • 1978 GMC K25 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P35

  • 1978 GMC P35 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C10

  • 1977 Chevrolet C10 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C10 Suburban

  • 1977 Chevrolet C10 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C20 Suburban

  • 1977 Chevrolet C20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C30

  • 1977 Chevrolet C30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K20

  • 1977 Chevrolet K20 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K5 Blazer

  • 1977 Chevrolet K5 Blazer - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1977 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C15

  • 1977 GMC C15 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C15 Suburban

  • 1977 GMC C15 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C25

  • 1977 GMC C25 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C25 Suburban

  • 1977 GMC C25 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C35

  • 1977 GMC C35 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K25

  • 1977 GMC K25 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K25 Suburban

  • 1977 GMC K25 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P35

  • 1977 GMC P35 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C10

  • 1976 Chevrolet C10 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C10 Suburban

  • 1976 Chevrolet C10 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C20 Suburban

  • 1976 Chevrolet C20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C30

  • 1976 Chevrolet C30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G20

  • 1976 Chevrolet G20 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G30

  • 1976 Chevrolet G30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K20

  • 1976 Chevrolet K20 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K5 Blazer

  • 1976 Chevrolet K5 Blazer - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1976 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C15

  • 1976 GMC C15 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C15 Suburban

  • 1976 GMC C15 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C25

  • 1976 GMC C25 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C25 Suburban

  • 1976 GMC C25 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C35

  • 1976 GMC C35 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC G25

  • 1976 GMC G25 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC G35

  • 1976 GMC G35 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC Jimmy

  • 1976 GMC Jimmy - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K15

  • 1976 GMC K15 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K25

  • 1976 GMC K25 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K25 Suburban

  • 1976 GMC K25 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P35

  • 1976 GMC P35 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C10

  • 1975 Chevrolet C10 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C10 Suburban

  • 1975 Chevrolet C10 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C20 Suburban

  • 1975 Chevrolet C20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C30

  • 1975 Chevrolet C30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet El Camino

  • 1975 Chevrolet El Camino - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G30

  • 1975 Chevrolet G30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30

  • 1975 Chevrolet P30 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C15

  • 1975 GMC C15 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C15 Suburban

  • 1975 GMC C15 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C25

  • 1975 GMC C25 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C25 Suburban

  • 1975 GMC C25 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C35

  • 1975 GMC C35 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC G25

  • 1975 GMC G25 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC Jimmy

  • 1975 GMC Jimmy - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P35

  • 1975 GMC P35 - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC Sprint

  • 1975 GMC Sprint - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet Blazer

  • 1974 Chevrolet Blazer - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C10 Pickup

  • 1974 Chevrolet C10 Pickup - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C10 Suburban

  • 1974 Chevrolet C10 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C20 Pickup

  • 1974 Chevrolet C20 Pickup - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C20 Suburban

  • 1974 Chevrolet C20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C30 Pickup

  • 1974 Chevrolet C30 Pickup - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet El Camino

  • 1974 Chevrolet El Camino - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G10 Van

  • 1974 Chevrolet G10 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G20 Van

  • 1974 Chevrolet G20 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G30 Van

  • 1974 Chevrolet G30 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K20 Pickup

  • 1974 Chevrolet K20 Pickup - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K20 Suburban

  • 1974 Chevrolet K20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K30 Pickup

  • 1974 Chevrolet K30 Pickup - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30 Van

  • 1974 Chevrolet P30 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C15/C1500 Pickup

  • 1974 GMC C15/C1500 Pickup - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C15/C1500 Suburban

  • 1974 GMC C15/C1500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C25/C2500 Suburban

  • 1974 GMC C25/C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C35/C3500 Pickup

  • 1974 GMC C35/C3500 Pickup - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC Jimmy

  • 1974 GMC Jimmy - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K25/K2500 Pickup

  • 1974 GMC K25/K2500 Pickup - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P35/P3500 Van

  • 1974 GMC P35/P3500 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC Sprint

  • 1974 GMC Sprint - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet Blazer

  • 1973 Chevrolet Blazer - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C10 Pickup

  • 1973 Chevrolet C10 Pickup - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C10 Suburban

  • 1973 Chevrolet C10 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C20 Pickup

  • 1973 Chevrolet C20 Pickup - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C20 Suburban

  • 1973 Chevrolet C20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet C30 Pickup

  • 1973 Chevrolet C30 Pickup - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet El Camino

  • 1973 Chevrolet El Camino - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G10 Van

  • 1973 Chevrolet G10 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G20 Van

  • 1973 Chevrolet G20 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet G30 Van

  • 1973 Chevrolet G30 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K20 Pickup

  • 1973 Chevrolet K20 Pickup - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K20 Suburban

  • 1973 Chevrolet K20 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet K30 Pickup

  • 1973 Chevrolet K30 Pickup - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P10 Van

  • 1973 Chevrolet P10 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P20 Van

  • 1973 Chevrolet P20 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30 Van

  • 1973 Chevrolet P30 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C15/C1500 Pickup

  • 1973 GMC C15/C1500 Pickup - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C15/C1500 Suburban

  • 1973 GMC C15/C1500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C25/C2500 Suburban

  • 1973 GMC C25/C2500 Suburban - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC C35/C3500 Pickup

  • 1973 GMC C35/C3500 Pickup - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC Jimmy

  • 1973 GMC Jimmy - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC K25/K2500 Pickup

  • 1973 GMC K25/K2500 Pickup - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P35/P3500 Van

  • 1973 GMC P35/P3500 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC Sprint

  • 1973 GMC Sprint - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet El Camino

  • 1972 Chevrolet El Camino - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P20 Van

  • 1972 Chevrolet P20 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30 Van

  • 1972 Chevrolet P30 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P35/P3500 Van

  • 1972 GMC P35/P3500 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC Sprint

  • 1972 GMC Sprint - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet El Camino

  • 1971 Chevrolet El Camino - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P20 Van

  • 1971 Chevrolet P20 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Chevrolet P30 Van

  • 1971 Chevrolet P30 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P25/P2500 Van

  • 1971 GMC P25/P2500 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC P35/P3500 Van

  • 1971 GMC P35/P3500 Van - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

GMC Sprint

  • 1971 GMC Sprint - 7.4L V8 GM454T-CH
    Note: Exhaust. 1.563 x 1.8175 x .2188". 45 Deg. Nickel base cast. With 1.720" - 1.750" valve head diameter. (4 pack).

Interchange / Cross Reference Part Numbers

Common cross-reference numbers for this part include:

BrandPart Number
Clevite2718124N
Dura-Bond Bearing70667
Dynagear82580
ElginI1812125219N
FEL-PRO24518124N
General Motors12350997
MAHLE2718124N
Manley82580
Qualcast20-1812-24N
Qualcast20-1812-4N
SB InternationalSB1812-4N

Enginetech ST18124N Valve Seat. Application and fitment data are managed through the Car City Fitment database.

Weight 0.25 lbs
Dimensions 1.25 × 3.25 × 5.25 in

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