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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.

331 - 360 of 491 results

Best Seller Free Shipping
Picture of Cometic PRO1003T-4040 Chevy 350 Small Block Top End Gasket Kit

Cometic PRO1003T-4040 Chevy 350 Small Block Top End Gasket Kit

49 reviews
Part: PRO1003T-4020
Vehicle Specific
$281.50
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C15607 Chevrolet Mark IV Big Block Oil Pan Gasket Kit - V8

Cometic C15607 Chevrolet Mark IV Big Block Oil Pan Gasket Kit - V8

52 reviews
Part: C15607
Vehicle Specific
$28.12
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C15604-040 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.080

Cometic C15604-040 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.080

74 reviews
Part: C15604-040
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic PRO1005T-4610-040 Chevrolet Mark IV Big Block Top End Gasket Kit - V8

Cometic PRO1005T-4610-040 Chevrolet Mark IV Big Block Top End Gasket Kit - V8

60 reviews
Part: PRO1005T-4610-040
Vehicle Specific
$350.02
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic PRO1005T-4375-027 Chevrolet Mark IV Big Block Top End Gasket Kit - V8

Cometic PRO1005T-4375-027 Chevrolet Mark IV Big Block Top End Gasket Kit - V8

54 reviews
Part: PRO1005T-4375-027
Vehicle Specific
$350.02
Ships from manufacturer
Picture for manufacturer Cometic
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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
Picture of Cometic C5530-020 Chevrolet Gen-1 Small Block V8 Timing Cover Gasket Kit

Cometic C5530-020 Chevrolet Gen-1 Small Block V8 Timing Cover Gasket Kit

10 reviews
Part: C5530-020
Vehicle Specific
$19.12
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C15528-089 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.185

Cometic C15528-089 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.185

26 reviews
Part: C15528-089
Vehicle Specific
$137.09
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5270-075 MLS Cylinder Head Gasket for Chevrolet Small Block - V8

Cometic C5270-075 MLS Cylinder Head Gasket for Chevrolet Small Block - V8

34 reviews
Part: C5270-075
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic PRO1003T-4200-040 Top End Gasket Kit for Chevy 350/400 Small Block V8

Cometic PRO1003T-4200-040 Top End Gasket Kit for Chevy 350/400 Small Block V8

60 reviews
Part: PRO1003T-4200-040
Vehicle Specific
$279.96
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5434-089 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

Cometic C5434-089 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

56 reviews
Part: C5434-089
Vehicle Specific
$148.68
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C15007-060 Chevrolet LB1/LB4 Gen-1 90° V6 Intake Manifold Gasket

Cometic C15007-060 Chevrolet LB1/LB4 Gen-1 90° V6 Intake Manifold Gasket

78 reviews
Part: C15007-060
Vehicle Specific
$26.60
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5551-042 Chevrolet Gen-1 Small Block V8 MLX Cylinder Head Gasket 4.220" Bore

Cometic C5551-042 Chevrolet Gen-1 Small Block V8 MLX Cylinder Head Gasket 4.220" Bore

29 reviews
Part: C5551042
Vehicle Specific
$125.67
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C15413-043 Copper Cylinder Head Gasket for Chevy Big Block Mark IV 4.320" Bore

Cometic C15413-043 Copper Cylinder Head Gasket for Chevy Big Block Mark IV 4.320" Bore

25 reviews
Part: C15413-043
Vehicle Specific
$135.78
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C15412-043 Small Block Chevy Head Gasket Copper Bore - Gen-1 V8 043 4.200

Cometic C15412-043 Small Block Chevy Head Gasket Copper Bore - Gen-1 V8 043 4.200

38 reviews
Part: C15412-043
Vehicle Specific
$122.08
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C15411-043 Small Block Chevy Head Gasket Copper Bore - Gen-1 V8 043 4.165

Cometic C15411-043 Small Block Chevy Head Gasket Copper Bore - Gen-1 V8 043 4.165

19 reviews
Part: C15411-043
Vehicle Specific
$122.08
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C15414-043 Chevrolet Mark IV Big Block V8 Cylinder Head Gasket 4.530" Bore

Cometic C15414-043 Chevrolet Mark IV Big Block V8 Cylinder Head Gasket 4.530" Bore

47 reviews
Part: C15414-043
Vehicle Specific
$135.78
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C15415-043 Copper Head Gasket for Chevy Big Block Mark IV 4.630" Bore

Cometic C15415-043 Copper Head Gasket for Chevy Big Block Mark IV 4.630" Bore

73 reviews
Part: C15415-043
Vehicle Specific
$135.78
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C15561-040 Chevrolet Big Block V8 Head Gasket 4.560" Bore .040" MLX

Cometic C15561-040 Chevrolet Big Block V8 Head Gasket 4.560" Bore .040" MLX

45 reviews
Part: C15561-040
Vehicle Specific
$138.84
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
$231.78
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
$157.91
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
$114.59
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 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 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
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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 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 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
Free Shipping
Picture of Cometic C5331-095 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.630

Cometic C5331-095 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.630

48 reviews
Part: C5331-095
Vehicle Specific
$158.24
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5248-084 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

Cometic C5248-084 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

61 reviews
Part: C5248-084
Vehicle Specific
$140.10
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.