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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.

331 - 360 of 495 results

Best Seller
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
Best Seller
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
Best Seller 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
Free Shipping
Picture of Cometic C5474-056 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.080

Cometic C5474-056 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.080

22 reviews
Part: C5474-056
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5331-072 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.630

Cometic C5331-072 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.630

76 reviews
Part: C5331-072
Vehicle Specific
$147.82
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5273-120 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5273-120 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

48 reviews
Part: C5273-120
Vehicle Specific
$231.78
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5402-092 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.160

Cometic C5402-092 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.160

68 reviews
Part: C5402-092
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5399-098 MLS Head Gasket Chevy Small Block Bore Thick - 4.030 098

Cometic C5399-098 MLS Head Gasket Chevy Small Block Bore Thick - 4.030 098

26 reviews
Part: C5399-098
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5273-032 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5273-032 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

16 reviews
Part: C5273-032
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5272-056 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

Cometic C5272-056 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

63 reviews
Part: C5272-056
Vehicle Specific
$127.71
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5270-080 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.100

Cometic C5270-080 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.100

32 reviews
Part: C5270-080
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5270-070 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5270-070 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

37 reviews
Part: C5270-070
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5270-045 MLS Head Gasket Chevy Small Block Bore Thick - 4.100 045

Cometic C5270-045 MLS Head Gasket Chevy Small Block Bore Thick - 4.100 045

30 reviews
Part: C5270-045
Vehicle Specific
$102.21
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5269-023 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5269-023 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

78 reviews
Part: C5269-023
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5246-038 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.100 V8

Cometic C5246-038 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.100 V8

47 reviews
Part: C5246-038
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5434-065 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

Cometic C5434-065 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

23 reviews
Part: C5434-065
Vehicle Specific
$138.66
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5407-070 MLS Cylinder Head Gasket 4.160" Bore .070" Thickness Chevy Small Block

Cometic C5407-070 MLS Cylinder Head Gasket 4.160" Bore .070" Thickness Chevy Small Block

79 reviews
Part: C5407-070
Vehicle Specific
$112.64
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5403-095 Chevy Small Block MLS Head Gasket Bore Thick - V8 4.200 095

Cometic C5403-095 Chevy Small Block MLS Head Gasket Bore Thick - V8 4.200 095

24 reviews
Part: C5403-095
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5331-023 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.630

Cometic C5331-023 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.630

70 reviews
Part: C5331-023
Vehicle Specific
$108.07
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5248-071 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

Cometic C5248-071 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

30 reviews
Part: C5248-071
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5246-053 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.100 053

Cometic C5246-053 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.100 053

46 reviews
Part: C5246-053
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5273-092 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5273-092 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

67 reviews
Part: C5273-092
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5273-060 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.200 060

Cometic C5273-060 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.200 060

36 reviews
Part: C5273-060
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5272-075 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.165

Cometic C5272-075 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.165

65 reviews
Part: C5272-075
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5273-098 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5273-098 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

52 reviews
Part: C5273-098
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5329-089 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.375

Cometic C5329-089 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.375

37 reviews
Part: C5329-089
Vehicle Specific
$157.91
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5329-084 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.375

Cometic C5329-084 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.375

30 reviews
Part: C5329-084
Vehicle Specific
$157.91
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5249-084 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5249-084 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

43 reviews
Part: C5249-084
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5411-080 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5411-080 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

19 reviews
Part: C5411-080
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5245-095 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

Cometic C5245-095 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

9 reviews
Part: C5245-095
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic

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.