Enginetech PK4B Expansion Plug Kit. Application and fitment data are managed through the Car City Fitment database.
Engine Hardware, Expansion Plug Kits
Enginetech PK4B Expansion Plug Kit
$28.34
+ Free ShippingEnginetech PK4B Expansion Plug Kit. Vehicle fitment is shown below.
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Vehicle Fitment
Select your vehicle below to check whether this part fits.
View all 118 compatible applications
Chevrolet C2500
- 2000 Chevrolet C2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C3500
- 2000 Chevrolet C3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GM ALL
- 2000 GM ALL - 7.4L V8 GM454HP-CH2
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C2500
- 1999 Chevrolet C2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C3500
- 1999 Chevrolet C3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GM ALL
- 1999 GM ALL - 7.4L V8 GM454HP-CH2
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet all
- 1998 Chevrolet all - 6.0L V8 GM366T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C2500
- 1998 Chevrolet C2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C3500
- 1998 Chevrolet C3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GM ALL
- 1998 GM ALL - 7.4L V8 GM454HP-CH2
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet all
- 1997 Chevrolet all - 6.0L V8 GM366T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C2500
- 1997 Chevrolet C2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C3500
- 1997 Chevrolet C3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet P30
- 1997 Chevrolet P30 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GM ALL
- 1997 GM ALL - 7.4L V8 GM454HP-CH1
Note: Brass plugs. 1 5/8" block plugs. - 1997 GM ALL - 7.4L V8 GM454HP-CH2
Note: Brass plugs. 1 5/8" block plugs. - 1997 GM ALL - 8.1L V8 GM496HP-CH2
Note: Brass plugs. 1 5/8" block plugs.
GMC P3500
- 1997 GMC P3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet all
- 1996 Chevrolet all - 6.0L V8 GM366T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C2500
- 1996 Chevrolet C2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C3500
- 1996 Chevrolet C3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet G30
- 1996 Chevrolet G30 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet P30
- 1996 Chevrolet P30 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GM ALL
- 1996 GM ALL - 7.4L V8 GM454HP-CH1
Note: Brass plugs. 1 5/8" block plugs. - 1996 GM ALL - 7.4L V8 GM454HP-CH2
Note: Brass plugs. 1 5/8" block plugs. - 1996 GM ALL - 8.1L V8 GM496HP-CH2
Note: Brass plugs. 1 5/8" block plugs.
GMC G3500
- 1996 GMC G3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC P3500
- 1996 GMC P3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet all
- 1995 Chevrolet all - 6.0L V8 GM366T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C2500
- 1995 Chevrolet C2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C2500 Suburban
- 1995 Chevrolet C2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C3500
- 1995 Chevrolet C3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet G30
- 1995 Chevrolet G30 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet K2500
- 1995 Chevrolet K2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet K2500 Suburban
- 1995 Chevrolet K2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet K3500
- 1995 Chevrolet K3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet P30
- 1995 Chevrolet P30 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GM ALL
- 1995 GM ALL - 7.4L V8 GM454HP-CH1
Note: Brass plugs. 1 5/8" block plugs. - 1995 GM ALL - 8.1L V8 GM496HP-CH2
Note: Brass plugs. 1 5/8" block plugs.
GMC C2500
- 1995 GMC C2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC C2500 Suburban
- 1995 GMC C2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC G3500
- 1995 GMC G3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC K2500
- 1995 GMC K2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC K2500 Suburban
- 1995 GMC K2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC P3500
- 1995 GMC P3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet all
- 1994 Chevrolet all - 6.0L V8 GM366T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C2500
- 1994 Chevrolet C2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C2500 Suburban
- 1994 Chevrolet C2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C3500
- 1994 Chevrolet C3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet G30
- 1994 Chevrolet G30 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet K2500
- 1994 Chevrolet K2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet K2500 Suburban
- 1994 Chevrolet K2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet K3500
- 1994 Chevrolet K3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet P30
- 1994 Chevrolet P30 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GM ALL
- 1994 GM ALL - 7.4L V8 GM454HP-CH1
Note: Brass plugs. 1 5/8" block plugs. - 1994 GM ALL - 8.1L V8 GM496HP-CH2
Note: Brass plugs. 1 5/8" block plugs.
GMC C2500
- 1994 GMC C2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC C2500 Suburban
- 1994 GMC C2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC G3500
- 1994 GMC G3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC K2500
- 1994 GMC K2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC K2500 Suburban
- 1994 GMC K2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC P3500
- 1994 GMC P3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet all
- 1993 Chevrolet all - 6.0L V8 GM366T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C1500
- 1993 Chevrolet C1500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C2500
- 1993 Chevrolet C2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C2500 Suburban
- 1993 Chevrolet C2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C3500
- 1993 Chevrolet C3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet G30
- 1993 Chevrolet G30 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet K2500
- 1993 Chevrolet K2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet K2500 Suburban
- 1993 Chevrolet K2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet K3500
- 1993 Chevrolet K3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet P30
- 1993 Chevrolet P30 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GM ALL
- 1993 GM ALL - 7.4L V8 GM454HP-CH1
Note: Brass plugs. 1 5/8" block plugs. - 1993 GM ALL - 8.1L V8 GM496HP-CH2
Note: Brass plugs. 1 5/8" block plugs.
GMC C2500
- 1993 GMC C2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC C2500 Suburban
- 1993 GMC C2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC G3500
- 1993 GMC G3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC K2500
- 1993 GMC K2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC K2500 Suburban
- 1993 GMC K2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC P3500
- 1993 GMC P3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet all
- 1992 Chevrolet all - 6.0L V8 GM366T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C1500
- 1992 Chevrolet C1500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C2500
- 1992 Chevrolet C2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C2500 Suburban
- 1992 Chevrolet C2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C3500
- 1992 Chevrolet C3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet G30
- 1992 Chevrolet G30 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet K2500
- 1992 Chevrolet K2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet K2500 Suburban
- 1992 Chevrolet K2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet K3500
- 1992 Chevrolet K3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet P30
- 1992 Chevrolet P30 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GM ALL
- 1992 GM ALL - 7.4L V8 GM454HP-CH1
Note: Brass plugs. 1 5/8" block plugs. - 1992 GM ALL - 8.1L V8 GM496HP-CH2
Note: Brass plugs. 1 5/8" block plugs.
GMC C2500
- 1992 GMC C2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC C2500 Suburban
- 1992 GMC C2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC G3500
- 1992 GMC G3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC K2500
- 1992 GMC K2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC K2500 Suburban
- 1992 GMC K2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC P3500
- 1992 GMC P3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet all
- 1991 Chevrolet all - 6.0L V8 GM366T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C1500
- 1991 Chevrolet C1500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C2500
- 1991 Chevrolet C2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet C3500
- 1991 Chevrolet C3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet G30
- 1991 Chevrolet G30 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet K2500
- 1991 Chevrolet K2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet K3500
- 1991 Chevrolet K3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet P30
- 1991 Chevrolet P30 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet R2500 Suburban
- 1991 Chevrolet R2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet R3500
- 1991 Chevrolet R3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
Chevrolet V3500
- 1991 Chevrolet V3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GM ALL
- 1991 GM ALL - 7.4L V8 GM454HP-CH1
Note: Brass plugs. 1 5/8" block plugs. - 1991 GM ALL - 8.1L V8 GM496HP-CH2
Note: Brass plugs. 1 5/8" block plugs.
GMC C2500
- 1991 GMC C2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC G3500
- 1991 GMC G3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC K2500
- 1991 GMC K2500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC P3500
- 1991 GMC P3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC R2500 Suburban
- 1991 GMC R2500 Suburban - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC R3500
- 1991 GMC R3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.
GMC V3500
- 1991 GMC V3500 - 7.4L V8 GM454T-CH
Note: Brass plugs. 1 5/8" block plugs.






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