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COMP Cams Comp Cams Nostalgia Plus Camshafts

COMP Cams K12-673-4

249-K12-673-4

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FREE Shipping
Estimated to ship directly from the manufacturer on 10/24/18
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Lowest Price Guarantee
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COMP Cams Comp Cams Nostalgia Plus Camshafts $430.99
Nostalgia Plus Mech Flat Tappet Cam Complete Kit
Chevy Small Block 262-400ci 1955-98
Lift: .504"/.498"
Duration: 284°/291°
Lobe Separation Angle: 112°
RPM Range: 2300-6900

COMP Cams K12-673-4 Details

Chevy Small Block 262-400ci 1955-98

  • Mechanical Camshaft

    Outstanding power & modern tight lash with the exhaust note of the GM 30-30 cam.

  • Specifications:

    Exhaust Valve Lift (in.)
    0.498
    Intake Valve Lift (in.)
    0.504
    Int. Duration @ .050 in. (Deg)
    247
    Exh. Duration @ .050 in. (Deg)
    254
    Int. Duration Advertised (Deg)
    284
    Exh. Duration Advertised (Deg)
    291
    Engine Make/Size
    Chevy Small Block (262-400)
    Lifter Type
    Mechanical Flat Tappet
    Usage
    Street/Performance
    RPM Range
    2300-6900
    Gaskets Included
    No
    Lobe Separation (Deg)
    112
    Advertised Duration
    284 int./291 exh.
    Advertised Exhaust Duration
    291
    Advertised Intake Duration
    284
    Assembly Lubricant Included
    Yes
    Basic Operating RPM Range
    2,300-6,900
    Cam Style
    Mechanical flat tappet
    Computer-Controlled Compatible
    No
    Duration at 050 inch Lift
    247 int./254 exh.
    Exhaust Duration at 050 inch Lift
    254
    Exhaust Valve Lash (in.)
    0.012
    Exhaust Valve Lift with Factory Rocker Arm Ratio (
    0.498
    Grind Number
    N+30-30S
    Intake Duration at 050 inch Lift
    247
    Intake Valve Lash (in.)
    0.012
    Intake Valve Lift with Factory Rocker Arm Ratio (i
    0.504
    Lifter Style
    Mechanical flat tappet
    Lifters Included
    Yes
    Locks Included
    Yes
    Outside Diameter of Outer Spring (in.)
    1.43
    Pushrods Included
    No
    Quantity
    Sold as a kit
    Retainers Included
    Yes
    Rocker Arms Included
    No
    Timing Chain and Gears Included
    Yes
    Timing Chain Style
    Double roller
    Valve Lift with Factory Rocker Arm Ratio
    0.504 int./0.498 exh.
    Valve Springs Included
    Yes
    Valve Springs Required
    No
    Valve Stem Seals Included
    Yes
    Manufacturer's Part Number:
    K12-673-4

    These famous factory camshafts of the past are combined with the latest advanced camshaft technology to give you the sound and excitement of the musclecar era. These Nostalgia Plus cams are specifically designed to capture the essence of the original '60s musclecar, with additional power that you can feel in the seat of your pants. The new technology creates awesome response to give new life to any hot rod.

    Features:
  • Specifically designed to capture the essence of the original 1960s muscle car experience
  • Combine famous factory cam performance with modern camshaft lobe designs for increased throttle response
  • Excellent sound improvement through camshaft specifications (with similar vacuum characteristics to its muscle car era counterparts)

    Camshaft & Lifter Kits are indicated by a CL in their part number and include Camshaft, Lifters, Assembly Lube, Decals, and Instructions.

    Complete Kits are indicated by a K in their part number and include Camshaft, Lifters, Timing Chain & Gears, Valve Springs, Retainers, Locks, Assembly Lube, Decals, and Instructions.

    Small Kits are indicated by a SK in their part number and include Camshaft, Lifters, Timing Chain Set, Assembly Lube, Decals, and Instructions.

  • Does COMP Cams K12-673-4 fit your vehicle?

    Narrow Results

    1992 GMC C2500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • EngineType: ALL
    • SubModel: SLE

    1988-1993 GMC C2500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SIERRA SLX
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987 GMC V1500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1995 CHEVROLET C2500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: LS
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988-1995 GMC K2500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SIERRA SLE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1995 GMC C1500 PICKUP

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SIERRA SL
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1994 GMC K1500

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SIERRA SL
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1987 CHEVROLET V10 PICKUP

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: CUSTOM DELUXE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1987-1989 GMC R2500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987-1991 CHEVROLET BLAZER

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SILVERADO
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987 CHEVROLET V10 PICKUP

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SCOTTSDALE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1987 CHEVROLET CAMARO

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: Z28
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1993 CHEVROLET CAPRICE

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: CLASSIC
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1994-1995 GMC C2500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SIERRA SLT
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1989-1990 CHEVROLET CAPRICE

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987-1991 GMC R1500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1991-1992 CHEVROLET CAMARO

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: Z28
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987-1989 CHEVROLET CORVETTE

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • EngineType: ALL
    • SubModel: ALL

    1988 CHEVROLET V30 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: CHEYENNE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1990 CHEVROLET CAMARO

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: IROC-Z
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1989-1991 CHEVROLET V1500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SILVERADO
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1995 GMC C2500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SLT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988-1995 CHEVROLET K1500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: CHEYENNE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1993 CHEVROLET CAPRICE

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • EngineType: ALL
    • SubModel: CLASSIC LS

    1988-1995 CHEVROLET C1500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SILVERADO
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1989-1990 CHEVROLET CAPRICE

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1994 GMC C1500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SIERRA SPECIAL
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1987-1996 GMC G35/G3500 VAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: RALLY
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987 CHEVROLET R20 PICKUP

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SILVERADO
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1990-1991 GMC V3500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SLE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988-1993 GMC C1500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SIERRA SLX
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1987-1991 GMC V2500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987 CHEVROLET R10 SUBURBAN

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SILVERADO
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1990 CHEVROLET CORVETTE

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • EngineType: ALL
    • SubModel: BASE

    1994-1995 GMC C1500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SIERRA SPECIAL
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1995-1996 CHEVROLET G30 VAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: CHEVY VAN
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1991 CHEVROLET K1500 PICKUP

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SPORT
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1987 GMC V2500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SIERRA CLASSIC
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1989-1990 CHEVROLET V3500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988-1992 GMC K1500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SIERRA
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1990-1995 CHEVROLET G20 VAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • Aspiration: N
    • SubModel: SPORTVAN
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987-1988 CHEVROLET R30 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SILVERADO
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987 CHEVROLET R10 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SILVERADO
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987-1988 CHEVROLET CAPRICE

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: CLASSIC BROUGHAM
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1994-1995 GMC K3500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SIERRA SL
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1991-1993 CHEVROLET CAPRICE

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • EngineType: ALL
    • SubModel: CLASSIC LTZ

    1995 CHEVROLET TAHOE

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1994 GMC C1500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SIERRA SL
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1992-1995 GMC K2500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988-1993 GMC K2500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SIERRA SLX
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1988-1993 GMC C1500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SIERRA
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1988-1993 GMC C2500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SIERRA SLX
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1987-1991 GMC R3500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1994-1995 GMC K2500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SIERRA SLT
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1990-1995 CHEVROLET G20 VAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: CHEVY VAN
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1989-1991 CHEVROLET V2500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SILVERADO
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988-1992 CHEVROLET K2500 PICKUP

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SCOTTSDALE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1989-1991 CHEVROLET V1500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1995 GMC K1500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SLE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988 CHEVROLET CAMARO

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1987-1989 GMC R3500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SIERRA CLASSIC
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1994-1995 GMC C2500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SIERRA SL
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1994-1995 CHEVROLET K2500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: WT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1993 CHEVROLET CAPRICE

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: CLASSIC
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1992-1993 CHEVROLET BLAZER

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • EngineType: ALL
    • SubModel: CHEYENNE

    1987 CHEVROLET CAMARO

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • EngineType: ALL
    • SubModel: IROC-Z

    1995 CHEVROLET TAHOE

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: LT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987-1989 CHEVROLET G20 VAN

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: CHEVY VAN
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1987-1988 CHEVROLET CAPRICE

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1989-1991 CHEVROLET R1500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988-1992 CHEVROLET C1500 PICKUP

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SCOTTSDALE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1987 GMC V2500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987-1989 GMC R2500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SIERRA CLASSIC
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987-1989 CHEVROLET G10 VAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SPORTVAN
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987 CHEVROLET R20 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: CUSTOM DELUXE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987 GMC V2500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1992-1995 CHEVROLET K2500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988-1992 CHEVROLET K3500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1993 GMC K1500

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SIERRA SLX
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1994-1995 GMC YUKON

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1995 CHEVROLET C1500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: LT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1990 GMC R2500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SLE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987-1989 CHEVROLET G20 VAN

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: BEAUVILLE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1987-1989 GMC R3500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1995 GMC K2500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SLT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988-1992 GMC K1500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SIERRA SLX
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1988-1995 GMC G25/G2500 VAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: RALLY
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1988-1995 GMC G15/G1500 VAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: VANDURA
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1988-1995 GMC K3500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SIERRA SLE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1989-1991 CHEVROLET V3500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SILVERADO
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1992-1994 CHEVROLET C1500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • EngineType: ALL
    • SubModel: ALL

    1987-1990 GMC JIMMY

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SIERRA CLASSIC
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1995 CHEVROLET K2500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: LS
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1992 GMC K2500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: SLE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987 CHEVROLET R10 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: CUSTOM DELUXE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988-1995 CHEVROLET K3500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: CHEYENNE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1992-1994 GMC C1500 SUBURBAN

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • EngineType: ALL
    • SubModel: ALL

    1995 GMC C1500 PICKUP

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SIERRA SLT
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1987 GMC R1500 PICKUP

    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987-1993 CHEVROLET G10 VAN

    • CC: 5031
    • Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
    • Liter: 5.0
    • SubModel: SPORTVAN
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    Is any machining needed for the valvesprings?

    Asked by: 1954_3600
    Yes, this kit will require valve spring pocket machining.
    Answered by: Rusty B
    Date published: 2018-02-13
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    Items You Need
    Some parts are not legal for use in California or other states with similar laws / regulations

    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.

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