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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.

481 - 510 of 635 results

Best Seller Free Shipping
Picture of Cometic C5271-051 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5271-051 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

52 reviews
Part: C5271-051
Vehicle Specific
$104.67
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5271-045 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.125

Cometic C5271-045 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.125

26 reviews
Part: C5271-045
Vehicle Specific
$104.67
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5331-042 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.630

Cometic C5331-042 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.630

58 reviews
Part: C5331-042
Vehicle Specific
$114.52
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5081-040 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.510

Cometic C5081-040 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.510

57 reviews
Part: C5081-040
Vehicle Specific
$110.52
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5434-140 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

Cometic C5434-140 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

64 reviews
Part: C5434-140
Vehicle Specific
$232.11
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5434-098 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

Cometic C5434-098 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

25 reviews
Part: C5434-098
Vehicle Specific
$148.61
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5329-053 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.375

Cometic C5329-053 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.375

12 reviews
Part: C5329-053
Vehicle Specific
$114.92
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5474-089 MLS Head Gasket Chevy Small Block Bore Thick - 4.080 089

Cometic C5474-089 MLS Head Gasket Chevy Small Block Bore Thick - 4.080 089

61 reviews
Part: C5474-089
Vehicle Specific
$140.43
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5273-140 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.200

Cometic C5273-140 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.200

38 reviews
Part: C5273-140
Vehicle Specific
$232.11
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5274-030 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.135

Cometic C5274-030 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.135

18 reviews
Part: C5274-030
Vehicle Specific
$98.17
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5245-050 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

Cometic C5245-050 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

56 reviews
Part: C5245-050
Vehicle Specific
$126.68
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5408-036 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 036

Cometic C5408-036 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 036

30 reviews
Part: C5408-036
Vehicle Specific
$95.97
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5403-056 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.200

Cometic C5403-056 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.200

52 reviews
Part: C5403-056
Vehicle Specific
$130.17
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5402-056 Chevy Small Block MLS Head Gasket Bore - V8 4.160 056

Cometic C5402-056 Chevy Small Block MLS Head Gasket Bore - V8 4.160 056

16 reviews
Part: C5402-056
Vehicle Specific
$130.17
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5215-066 MLS Cylinder Head Gasket for GM Dart/Brodix Small Block V8 4.270" Bore

Cometic C5215-066 MLS Cylinder Head Gasket for GM Dart/Brodix Small Block V8 4.270" Bore

47 reviews
Part: C5215-066
Vehicle Specific
$135.52
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5330-067 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.540

Cometic C5330-067 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.540

45 reviews
Part: C5330-067
Vehicle Specific
$144.67
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5273-027 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5273-027 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

45 reviews
Part: C5273-027
Vehicle Specific
$98.17
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5272-027 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 Gen-1 4.165

Cometic C5272-027 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 Gen-1 4.165

49 reviews
Part: C5272-027
Vehicle Specific
$97.27
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5331-081 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.630

Cometic C5331-081 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.630

28 reviews
Part: C5331-081
Vehicle Specific
$158.24
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5249-062 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5249-062 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

12 reviews
Part: C5249-062
Vehicle Specific
$129.77
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5432-098 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.310

Cometic C5432-098 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.310

67 reviews
Part: C5432-098
Vehicle Specific
$149.01
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5249-056 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5249-056 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

55 reviews
Part: C5249-056
Vehicle Specific
$130.17
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5249-032 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5249-032 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

78 reviews
Part: C5249-032
Vehicle Specific
$98.17
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5247-042 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.125 042

Cometic C5247-042 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.125 042

48 reviews
Part: C5247-042
Vehicle Specific
$102.08
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5408-075 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 V8

Cometic C5408-075 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 V8

13 reviews
Part: C5408-075
Vehicle Specific
$130.17
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5402-070 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.160 070

Cometic C5402-070 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.160 070

24 reviews
Part: C5402-070
Vehicle Specific
$130.17
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5399-070 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.030 070 V8

Cometic C5399-070 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.030 070 V8

28 reviews
Part: C5399-070
Vehicle Specific
$130.17
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5331-054 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.630

Cometic C5331-054 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.630

36 reviews
Part: C5331-054
Vehicle Specific
$148.16
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5816-054 MLS Cylinder Head Gasket Chevy Big Block Bore - 4.320 054

Cometic C5816-054 MLS Cylinder Head Gasket Chevy Big Block Bore - 4.320 054

17 reviews
Part: C5816-054
Vehicle Specific
$145.57
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5816-052 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.320

Cometic C5816-052 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.320

60 reviews
Part: C5816-052
Vehicle Specific
$145.57
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.