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Cometic Gaskets Small-Block Chevy Head Gasket 265-400 18° & 23° Heads

245-C5247-030

made in usa

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Cometic Gaskets C5247-030
$80.54
Small-Block Chevy Head Gasket
  • 265-400 18° & 23° Heads
  • Bore: 4.125"
  • Compressed Thickness: .030"
  • Sold Individually
  • Ships on 12/19/19
    Save $10 off $150+, $20 off $250+, $40 off $500+, $100 off $1,000+ Orders. Promo Code: SANTA exclusions apply
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    1969  CHEVROLET C30 PICKUP

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: U
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1974  GMC K15/K1500 PICKUP

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974  GMC SPRINT

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975-1976  GMC K15 SUBURBAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA CLASSIC
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972  CHEVROLET CAMARO

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: Z28
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1968-1969  CHECKER MARATHON

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 327
    • EngineType: V8 ( 5.4 L / 327 )

    1956  CHEVROLET TWO-TEN SERIES

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 4.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 265
    • EngineType: V8 ( 4.3 L / 265 )

    1980  CHEVROLET C20

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM DELUXE
    • Engine Vin: G
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1979-1986  GMC G2500

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RALLY
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972  CHEVROLET CAPRICE

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1972  CHEVROLET CHEVELLE

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: NOMAD
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1976  CHEVROLET CAMARO

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LT RALLY SPORT
    • Engine Vin: Q
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1980-1981  CHEVROLET C20

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CHEYENNE
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973  GMC C25/C2500 SUBURBAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: X
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1972-1974  CHEVROLET NOVA

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1968-1969  CHEVROLET C20 PICKUP

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1981-1986  CHEVROLET C10

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1980  CHEVROLET C20

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM DELUXE
    • Engine Vin: P
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972-1973  CHEVROLET CAMARO

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: F
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1972  CHEVROLET CHEVELLE

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SS
    • Engine Vin: J
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976  CHEVROLET G10

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BEAUVILLE
    • Engine Vin: U
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1969  CHEVROLET C20 PICKUP

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980-1981  CHEVROLET CAMARO

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 4.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BERLINETTA
    • Engine Vin: J
    • CUI: 267
    • EngineType: V8 ( 4.4 L / 267 )

    1973  CHEVROLET K20 PICKUP

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: X
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1977-1978  GMC K15

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: HIGH SIERRA
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1980  CHEVROLET C20

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM DELUXE
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1968  CHECKER MARATHON

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1979  GMC C1500 SUBURBAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: HIGH SIERRA
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1972-1973  CHEVROLET CAMARO

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RS
    • Engine Vin: F
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1972  CHEVROLET CHEVELLE

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: NOMAD
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1968  CHEVROLET CHEVELLE

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: 300
    • Engine Vin: -
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1972  CHEVROLET KINGSWOOD

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975  GMC SPRINT

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: HIGH SIERRA
    • Engine Vin: M
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1972-1974  CHEVROLET CORVETTE

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: J
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977-1978  GMC K15

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA GRANDE
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1955-1956  GMC 370

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 324
    • EngineType: V8 ( 5.3 L / 324 )

    1976  CHEVROLET G10

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CHEVY VAN
    • Engine Vin: U
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1979  CHEVROLET MONZA

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: 2+2 SPYDER
    • Engine Vin: G
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1970-1971  CHEVROLET CAMARO

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SS
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1969  CHEVROLET CAMARO

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RS
    • Engine Vin: DC
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1974  CHEVROLET BLAZER

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: W
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974  CHEVROLET C20 SUBURBAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974  GMC G35/G3500 VAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: W
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974  CHEVROLET K20 PICKUP

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1956  GMC PM251

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.2
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 317
    • EngineType: V8 ( 5.2 L / 317 )

    1968  CHEVROLET C10 PICKUP

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 327
    • EngineType: V8 ( 5.3 L / 327 )

    1959-1967  PONTIAC PARISIENNE

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 4.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 283
    • EngineType: V8 ( 4.6 L / 283 )

    1978  CHEVROLET MONZA

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: S
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1978-1979  GMC CABALLERO

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1956-1959  GMC 100

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 322
    • EngineType: V8 ( 5.3 L / 322 )

    1979  OLDSMOBILE OMEGA

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: G
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1973  CHEVROLET K20 SUBURBAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: X
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1969  CHEVROLET KINGSWOOD

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: ESTATE
    • Engine Vin: -
    • CUI: 327
    • EngineType: V8 ( 5.3 L / 327 )

    1970  CHEVROLET CAMARO

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: ND
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1977-1978  GMC K25 SUBURBAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: HIGH SIERRA
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1969-1974  GMC C15/C1500 PICKUP

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1986  GMC G2500

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RALLY
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973  CHEVROLET CAMARO

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: T
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980  CHEVROLET CAPRICE

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 4.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CLASSIC SPORT
    • Engine Vin: J
    • CUI: 267
    • EngineType: V8 ( 4.4 L / 267 )

    1974  GMC C25/C2500 SUBURBAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1979-1986  GMC K1500 SUBURBAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA CLASSIC
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977-1980  CHEVROLET K30

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SILVERADO
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1970  GMC K15/K1500 SUBURBAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1968  CHECKER MARATHON

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: TOWN CUSTOM
    • Engine Vin: -
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1979  GMC G1500

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RALLY
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1969  CHEVROLET CHEVELLE

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: NOMAD
    • Engine Vin: DC
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1973-1974  CHEVROLET G20 VAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SPORTVAN
    • Engine Vin: W
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1979  PONTIAC FIREBIRD

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: ESPRIT
    • Engine Vin: G
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1972  CHEVROLET CORVETTE

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1969  CHECKER TAXICAB

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 327
    • EngineType: V8 ( 5.3 L / 327 )

    1970  CHEVROLET K10 PICKUP

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: B
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1955-1956  GMC 100

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 324
    • EngineType: V8 ( 5.3 L / 324 )

    1968  CHEVROLET CHEVELLE

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: 300
    • Engine Vin: ME
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1973-1974  CHEVROLET C20 SUBURBAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980  GMC C1500

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: HEAVY HALF
    • Engine Vin: G
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1974  CHEVROLET K20 SUBURBAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1978  GMC C35

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA GRANDE
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1977-1978  CHEVROLET K20

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CHEYENNE
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1957  CHEVROLET ONE-FIFTY SERIES

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 4.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 283
    • EngineType: V8 ( 4.6 L / 283 )

    1972  CHEVROLET KINGSWOOD

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: ESTATE
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1972  CHEVROLET CHEVELLE

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1983-1986  PONTIAC BONNEVILLE

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1971  GMC G35/G3500 VAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RALLY
    • Engine Vin: E
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972  CHEVROLET C10 SUBURBAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975  PONTIAC BONNEVILLE

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1980  CHEVROLET MONTE CARLO

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SPORT
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1980-1986  GMC C2500

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1971  CHEVROLET C20 SUBURBAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: B
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977-1978  GMC K25

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA GRANDE
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1977-1980  CHEVROLET G20

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SPORTVAN
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1976  CHEVROLET G30

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CHEVY VAN
    • Engine Vin: U
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1970-1971  CHEVROLET EL CAMINO

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM
    • Engine Vin: -
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1973  CHEVROLET IMPALA

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: J
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974  CHEVROLET C10 SUBURBAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970  CHEVROLET C20 PICKUP

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1973  CHEVROLET K10 SUBURBAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: X
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1974  CHEVROLET C20 SUBURBAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: W
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975  CHECKER MARATHON

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: AEROBUS
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973-1974  GMC G35/G3500 VAN

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RALLY
    • Engine Vin: Y
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1981-1986  GMC C2500

    • Fitment_Note: 0.030 in. Multi-Layer Steel; 4.125 in. Bore; w/Steam Holes
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )
    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.

    Tools:

    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.