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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.

121 - 150 of 493 results

Best Seller Free Shipping
Picture of Cometic C5816-092 MLS Cylinder Head Gasket - Chevy Big Block Mark IV 4.320" Bore .092" Thick

Cometic C5816-092 MLS Cylinder Head Gasket - Chevy Big Block Mark IV 4.320" Bore .092" Thick

56 reviews
Part: C5816-092
Vehicle Specific
$158.24
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5410-120 MLS Cylinder Head Gasket for Chevy SBC 4.165" Bore

Cometic C5410-120 MLS Cylinder Head Gasket for Chevy SBC 4.165" Bore

27 reviews
Part: C5410-120
Vehicle Specific
$231.78
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5816-075 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for V8 4.320

Cometic C5816-075 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for V8 4.320

7 reviews
Part: C5816-075
Vehicle Specific
$147.82
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Tohatsu 3S6670211M Needle Valve Assembly for Outboard Fuel Systems

Tohatsu 3S6670211M Needle Valve Assembly for Outboard Fuel Systems

9 reviews
Part: C5474-066
Vehicle Specific
$127.71
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5329-092 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.375

Cometic C5329-092 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.375

20 reviews
Part: C5329-092
Vehicle Specific
$157.09
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5329-086 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.375

Cometic C5329-086 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.375

21 reviews
Part: C5329-086
Vehicle Specific
$157.91
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5403-070 Chevy Small Block MLS Head Gasket Bore - V8 4.200 070

Cometic C5403-070 Chevy Small Block MLS Head Gasket Bore - V8 4.200 070

11 reviews
Part: C5403-070
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5331-057 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.630

Cometic C5331-057 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.630

72 reviews
Part: C5331-057
Vehicle Specific
$145.70
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5329-060 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.375

Cometic C5329-060 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.375

41 reviews
Part: C5329-060
Vehicle Specific
$144.81
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5433-066 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.570

Cometic C5433-066 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.570

19 reviews
Part: C5433-066
Vehicle Specific
$136.53
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5411-060 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

Cometic C5411-060 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

68 reviews
Part: C5411-060
Vehicle Specific
$126.80
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5330-070 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.540

Cometic C5330-070 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.540

42 reviews
Part: C5330-070
Vehicle Specific
$145.70
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5406-060 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.135 060

Cometic C5406-060 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.135 060

53 reviews
Part: C5406-060
Vehicle Specific
$126.80
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5329-056 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.375

Cometic C5329-056 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.375

32 reviews
Part: C5329-056
Vehicle Specific
$145.70
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5816-066 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.320

Cometic C5816-066 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.320

43 reviews
Part: C5816-066
Vehicle Specific
$144.81
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5408-060 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 060 V8

Cometic C5408-060 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 060 V8

54 reviews
Part: C5408-060
Vehicle Specific
$126.80
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5400-075 Chevrolet Small Block MLS Head Gasket Bore - Gen-1 V8 4.125

Cometic C5400-075 Chevrolet Small Block MLS Head Gasket Bore - Gen-1 V8 4.125

41 reviews
Part: C5400-075
Vehicle Specific
$126.82
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5399-060 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.030 060

Cometic C5399-060 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.030 060

60 reviews
Part: C5399-060
Vehicle Specific
$127.71
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5816-080 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.320

Cometic C5816-080 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.320

75 reviews
Part: C5816-080
Vehicle Specific
$154.90
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5329-062 MLS Cylinder Head Gasket Chevy Big Block Bore - 4.375 062

Cometic C5329-062 MLS Cylinder Head Gasket Chevy Big Block Bore - 4.375 062

39 reviews
Part: C5329-062
Vehicle Specific
$145.70
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5434-070 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

Cometic C5434-070 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

23 reviews
Part: C5434-070
Vehicle Specific
$138.66
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5246-066 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.100

Cometic C5246-066 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.100

10 reviews
Part: C5246-066
Vehicle Specific
$127.71
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5246-092 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.100 092 V8

Cometic C5246-092 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.100 092 V8

10 reviews
Part: C5246-092
Vehicle Specific
$137.98
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5247-098 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.125

Cometic C5247-098 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.125

60 reviews
Part: C5247-098
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5245-062 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

Cometic C5245-062 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

43 reviews
Part: C5245-062
Vehicle Specific
$127.71
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5329-070 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.375 070

Cometic C5329-070 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.375 070

10 reviews
Part: C5329-070
Vehicle Specific
$147.82
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5402-080 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.160 080

Cometic C5402-080 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.160 080

21 reviews
Part: C5402-080
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5434-120 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

Cometic C5434-120 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

38 reviews
Part: C5434-120
Vehicle Specific
$230.96
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5329-080 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.375 080

Cometic C5329-080 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.375 080

17 reviews
Part: C5329-080
Vehicle Specific
$154.90
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5816-070 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.320

Cometic C5816-070 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.320

28 reviews
Part: C5816-070
Vehicle Specific
$147.82
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.