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Chevrolet K20 Engine Gaskets and Seals

Engine gaskets and seals for the Chevrolet K20 cover model years 1975 through 1986, with options ranging from cylinder head gaskets to intake manifold gasket sets. Choose your model year above and this page keeps only the engine gaskets and seals that fit your Chevrolet K20. Each listing is matched to our vehicle fitment data before it appears here.

391 - 420 of 493 results

Best Seller Free Shipping
Picture of Cometic C5786-044 MLX Cylinder Head Gasket for Chevy Small Block Bore - 4.220

Cometic C5786-044 MLX Cylinder Head Gasket for Chevy Small Block Bore - 4.220

73 reviews
Part: C5786-044
Vehicle Specific
$125.67
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5329-023 MLS Cylinder Head Gasket Chevy Big Block Bore - 4.375

Cometic C5329-023 MLS Cylinder Head Gasket Chevy Big Block Bore - 4.375

47 reviews
Part: C5329-023
Vehicle Specific
$108.07
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5330-042 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.540

Cometic C5330-042 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.540

40 reviews
Part: C5330-042
Vehicle Specific
$114.59
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5246-023 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5246-023 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

78 reviews
Part: C5246-023
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5245-023 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

Cometic C5245-023 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

36 reviews
Part: C5245-023
Vehicle Specific
$97.39
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5272-060 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

Cometic C5272-060 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

11 reviews
Part: C5272-060
Vehicle Specific
$129.83
Ships from manufacturer
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Picture of Cometic C5270-051 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.100

Cometic C5270-051 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.100

12 reviews
Part: C5270-051
Vehicle Specific
$104.33
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5273-086 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5273-086 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

8 reviews
Part: C5273-086
Vehicle Specific
$140.10
Ships from manufacturer
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Picture of Cometic C5273-056 MLS Head Gasket Chevy Small Block Bore Thick - 4.200 056

Cometic C5273-056 MLS Head Gasket Chevy Small Block Bore Thick - 4.200 056

8 reviews
Part: C5273-056
Vehicle Specific
$127.71
Ships from manufacturer
Picture for manufacturer Cometic
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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
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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
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Picture of Cometic C5273-070 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 V8

Cometic C5273-070 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 V8

35 reviews
Part: C5273-070
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5273-066 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.200 066

Cometic C5273-066 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.200 066

35 reviews
Part: C5273-066
Vehicle Specific
$127.71
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5413-051 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.145

Cometic C5413-051 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.145

30 reviews
Part: C5413-051
Vehicle Specific
$104.33
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5247-023 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.125

Cometic C5247-023 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.125

69 reviews
Part: C5247-023
Vehicle Specific
$97.39
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5403-050 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5403-050 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

18 reviews
Part: C5403-050
Vehicle Specific
$127.71
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5248-102 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

Cometic C5248-102 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

65 reviews
Part: C5248-102
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5699-045 MLS Cylinder Head Gasket for Chevrolet Gen-3 Inline 6, 4.125" Bore, .045" Thick

Cometic C5699-045 MLS Cylinder Head Gasket for Chevrolet Gen-3 Inline 6, 4.125" Bore, .045" Thick

47 reviews
Part: C5699-045
Vehicle Specific
$180.11
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5031-052 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

Cometic C5031-052 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

57 reviews
Part: C5031-052
Vehicle Specific
$152.06
Ships from manufacturer
Picture for manufacturer Cometic
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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
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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
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Picture of Cometic C5245-034 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.060

Cometic C5245-034 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.060

65 reviews
Part: C5245-034
Vehicle Specific
$97.39
Ships from manufacturer
Picture for manufacturer Cometic
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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
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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
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Picture of Cometic C15396-040 Chevrolet Small Block MLS Head Gasket Bore - Gen-1 V8 040 4.190

Cometic C15396-040 Chevrolet Small Block MLS Head Gasket Bore - Gen-1 V8 040 4.190

17 reviews
Part: C15396-040
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C15512-040 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

Cometic C15512-040 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

68 reviews
Part: C15512-040
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
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
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
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
Free Shipping
Picture of Cometic C15529-040 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.500

Cometic C15529-040 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.500

70 reviews
Part: C15529-040
Vehicle Specific
$110.19
Ships from manufacturer
Picture for manufacturer Cometic

What's here for your Chevrolet K20

  • Engine cylinder head gaskets, including OE replacement and performance styles
  • Engine intake manifold gasket sets
  • Front and rear seals in rubber and composite materials
  • Complete gasket kits covering multiple sealing points

The widest selection of engine gaskets and seals for the Chevrolet K20 here comes from Cometic, Victor, MAHLE, and Speedmaster. Other categories Chevrolet K20 owners shop for: Chevrolet K20 Body Frame Parts, Chevrolet K20 Springs and Suspension Parts and Chevrolet K20 Steering Gear and Parts, or browse all Chevrolet K20 parts and accessories.