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Chevrolet C20 Engine Gaskets and Seals

Engine gaskets and seals for the Chevrolet C20 span the full 1961–1987 model run, covering cylinder head gaskets, intake manifold gasket sets, and a range of seals in OE-replacement and performance styles. Pick your Chevrolet C20's year above to narrow the list to engine gaskets and seals with confirmed fitment. Every part shown is checked against our vehicle data.

451 - 480 of 495 results

Best Seller
Picture of Cometic C15318 Intake Manifold Gasket Kit for Chevrolet Gen-1 Small Block V8 Representative Photo, actual item may vary

Cometic C15318 Intake Manifold Gasket Kit for Chevrolet Gen-1 Small Block V8

61 reviews
Part: C15318
Vehicle Specific
$30.11
Ships from manufacturer
Picture for manufacturer Cometic
Best Seller Free Shipping
Picture of Cometic C15504-040 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.165

Cometic C15504-040 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.165

59 reviews
Part: C15504-040
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Best Seller Free Shipping
Picture of Cometic C15499-040 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C15499-040 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

65 reviews
Part: C15499-040
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5433-098 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.570

Cometic C5433-098 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.570

33 reviews
Part: C5433-098
Vehicle Specific
$149.01
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C5345F Timing Cover Gasket for Chevrolet Big Block Mark IV Gen V V8 Representative Photo, actual item may vary

Cometic C5345F Timing Cover Gasket for Chevrolet Big Block Mark IV Gen V V8

72 reviews
Part: C5345F
Vehicle Specific
$32.24
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Edelbrock 6998 Front Timing Cover Gasket Set Big-Block Chevy with Seal

Edelbrock 6998 Front Timing Cover Gasket Set Big-Block Chevy with Seal

54 reviews
Part: 6998
Vehicle Specific
$21.95
Ships from manufacturer
Picture for manufacturer Edelbrock
Free Shipping
Picture of Cometic C15498-040 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C15498-040 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

61 reviews
Part: C15498-040
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Edelbrock 6997 Front Timing Cover Gasket Set Small Block Chevy with Seal

Edelbrock 6997 Front Timing Cover Gasket Set Small Block Chevy with Seal

27 reviews
Part: 6997
$19.95
Ships from manufacturer
Picture for manufacturer Edelbrock
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Picture of Cometic C5270-075 MLS Cylinder Head Gasket for Chevrolet Small Block - V8

Cometic C5270-075 MLS Cylinder Head Gasket for Chevrolet Small Block - V8

34 reviews
Part: C5270-075
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C5530-020 Chevrolet Gen-1 Small Block V8 Timing Cover Gasket Kit

Cometic C5530-020 Chevrolet Gen-1 Small Block V8 Timing Cover Gasket Kit

10 reviews
Part: C5530-020
Vehicle Specific
$19.12
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic PRO1003T-4200-040 Top End Gasket Kit for Chevy 350/400 Small Block V8

Cometic PRO1003T-4200-040 Top End Gasket Kit for Chevy 350/400 Small Block V8

60 reviews
Part: PRO1003T-4200-040
Vehicle Specific
$279.96
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic PRO1005T-4375-051 Top End Gasket Kit for Chevy Big Block Mark IV - V8

Cometic PRO1005T-4375-051 Top End Gasket Kit for Chevy Big Block Mark IV - V8

59 reviews
Part: PRO1005T-4375-051
Vehicle Specific
$223.90
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C15041-060 Intake Manifold Gasket Set for Chevy Big Block Mark IV Gen V/VI

Cometic C15041-060 Intake Manifold Gasket Set for Chevy Big Block Mark IV Gen V/VI

20 reviews
Part: C15041-060
Vehicle Specific
$26.99
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C15007-060 Chevrolet LB1/LB4 Gen-1 90° V6 Intake Manifold Gasket

Cometic C15007-060 Chevrolet LB1/LB4 Gen-1 90° V6 Intake Manifold Gasket

78 reviews
Part: C15007-060
Vehicle Specific
$26.60
Ships from manufacturer
Picture for manufacturer Cometic
Picture of MAHLE JV1136 Engine Timing Cover Gasket - Set Representative Photo, actual item may vary

MAHLE JV1136 Engine Timing Cover Gasket - Set

19 reviews
Part: JV1136
Vehicle Specific
$20.17
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of Cometic C5551-042 Chevrolet Gen-1 Small Block V8 MLX Cylinder Head Gasket 4.220" Bore

Cometic C5551-042 Chevrolet Gen-1 Small Block V8 MLX Cylinder Head Gasket 4.220" Bore

29 reviews
Part: C5551042
Vehicle Specific
$125.67
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5273-036 Chevrolet Gen-1 Small Block V8 MLS Head Gasket 4.200" Bore

Cometic C5273-036 Chevrolet Gen-1 Small Block V8 MLS Head Gasket 4.200" Bore

73 reviews
Part: C5273036
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C15414-043 Chevrolet Mark IV Big Block V8 Cylinder Head Gasket 4.530" Bore

Cometic C15414-043 Chevrolet Mark IV Big Block V8 Cylinder Head Gasket 4.530" Bore

47 reviews
Part: C15414-043
Vehicle Specific
$135.78
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C15415-043 Copper Head Gasket for Chevy Big Block Mark IV 4.630" Bore

Cometic C15415-043 Copper Head Gasket for Chevy Big Block Mark IV 4.630" Bore

73 reviews
Part: C15415-043
Vehicle Specific
$135.78
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5215-045 MLS Head Gasket GM Small Block 4.270" Bore .045" Thick

Cometic C5215-045 MLS Head Gasket GM Small Block 4.270" Bore .045" Thick

29 reviews
Part: C5215045
Vehicle Specific
$103.71
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5270-030 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.100 V8

Cometic C5270-030 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.100 V8

74 reviews
Part: C5270-030
Vehicle Specific
$97.39
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic CP5542 Intake Manifold Gasket Set Chevy Small Block Gen I - V8

Cometic CP5542 Intake Manifold Gasket Set Chevy Small Block Gen I - V8

42 reviews
Part: CP5542
Vehicle Specific
$161.86
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic CP5345 Timing Cover Gasket Set for Chevy Big Block V8

Cometic CP5345 Timing Cover Gasket Set for Chevy Big Block V8

69 reviews
Part: CP5345
Vehicle Specific
$44.09
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic CP15615 Timing Cover Gasket Set - Chevy Small Block Gen I V8

Cometic CP15615 Timing Cover Gasket Set - Chevy Small Block Gen I V8

73 reviews
Part: CP15615
Vehicle Specific
$40.56
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic CP5541 Intake Manifold Gasket Set Chevy Small Block Gen I - V8

Cometic CP5541 Intake Manifold Gasket Set Chevy Small Block Gen I - V8

35 reviews
Part: CP5541
Vehicle Specific
$161.86
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C15283 Timing Cover Seal for Chevrolet Mark IV & GM Gen V/VI Big Block V8 Representative Photo, actual item may vary

Cometic C15283 Timing Cover Seal for Chevrolet Mark IV & GM Gen V/VI Big Block V8

6 reviews
Part: C15283
$14.70
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C15282 Timing Cover Seal for Chevrolet Small Block - V8 Representative Photo, actual item may vary

Cometic C15282 Timing Cover Seal for Chevrolet Small Block - V8

73 reviews
Part: C15282
$12.00
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C15680-040 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.680

Cometic C15680-040 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.680

76 reviews
Part: C15680-040
$110.20
Ships from manufacturer
Picture for manufacturer Cometic
Picture of MAHLE A230 Harmonic Balancer Repair Sleeve Big Block Chevy Nickel-Plated Steel

MAHLE A230 Harmonic Balancer Repair Sleeve Big Block Chevy Nickel-Plated Steel

56 reviews
Part: A230
Vehicle Specific
$8.33
3 left at this price
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE HS1185E Engine Cylinder Head Gasket Set

MAHLE HS1185E Engine Cylinder Head Gasket Set

73 reviews
Part: HS1185E
Vehicle Specific
$76.68
2 left at this price
Picture for manufacturer MAHLE

What's here for your Chevrolet C20

  • Engine cylinder head gaskets — single gaskets in rubber and composite materials for various positions
  • Engine intake manifold gasket sets — multi-piece kits covering front and rear sealing points
  • Performance and OE-replacement gasket options across the range

The widest selection here comes from Cometic, Victor, MAHLE, and Speedmaster, each offering distinct lines of engine sealing components for the Chevrolet C20. Other categories Chevrolet C20 owners shop for: Chevrolet C20 Exhaust Hardware, Chevrolet C20 Exhaust Gaskets and Seals and Chevrolet C20 Exhaust Brackets and Hangers, or browse all Chevrolet C20 parts and accessories.