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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.

541 - 570 of 635 results

Best Seller 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
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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
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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 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
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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
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Picture of Cometic C15313-040 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.125

Cometic C15313-040 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.125

8 reviews
Part: C15313-040
Vehicle Specific
$98.17
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5080-040 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.500

Cometic C5080-040 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.500

60 reviews
Part: C5080-040
Vehicle Specific
$110.52
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
$151.92
Ships from manufacturer
Picture for manufacturer Cometic
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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
$130.17
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5404-051 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.030 V8

Cometic C5404-051 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.030 V8

29 reviews
Part: C5404-051
Vehicle Specific
$99.77
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
$140.43
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
$140.43
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
$148.16
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
$232.11
Ships from manufacturer
Picture for manufacturer Cometic
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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
$130.17
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
$102.08
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5271-060 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.125 060

Cometic C5271-060 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.125 060

35 reviews
Part: C5271-060
Vehicle Specific
$130.17
Ships from manufacturer
Picture for manufacturer Cometic
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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
$140.43
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
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
$97.27
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
$114.92
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
$158.24
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
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
$140.43
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
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
$127.58
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
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
$179.99
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
$127.58
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5331-140 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.630

Cometic C5331-140 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.630

29 reviews
Part: C5331-140
Vehicle Specific
$232.11
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5331-047 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.630

Cometic C5331-047 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.630

37 reviews
Part: C5331-047
Vehicle Specific
$114.92
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5330-084 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.540

Cometic C5330-084 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.540

39 reviews
Part: C5330-084
Vehicle Specific
$158.24
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
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
$130.17
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
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
$104.67
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.