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GMC K1500 Engine Gaskets and Seals

This page brings together engine gaskets and seals for the GMC K1500, covering model years 1979–1999. The range includes cylinder head gaskets, intake manifold gasket sets, and related sealing components in OE-replacement and performance styles. Select your year above and we'll show only the engine gaskets and seals that fit your GMC K1500. Fitment is checked against our vehicle data for every part listed.

151 - 180 of 519 results

Best Seller Free Shipping
Picture of Cometic C5551-048 Chevy Small Block Head Gasket MLX Bore - V8 048 4.220

Cometic C5551-048 Chevy Small Block Head Gasket MLX Bore - V8 048 4.220

57 reviews
Part: C5551-048
Vehicle Specific
$152.06
Ships from manufacturer
Picture for manufacturer Cometic
Best Seller Free Shipping
Picture of Cometic C5433-095 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.570

Cometic C5433-095 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.570

75 reviews
Part: C5433-095
Vehicle Specific
$149.01
Ships from manufacturer
Picture for manufacturer Cometic
Best Seller Free Shipping
Picture of Cometic C5410-086 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

Cometic C5410-086 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

59 reviews
Part: C5410-086
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5551-052 Chevrolet Small Block MLS Head Gasket Bore - Gen-1 V8 4.220 052

Cometic C5551-052 Chevrolet Small Block MLS Head Gasket Bore - Gen-1 V8 4.220 052

78 reviews
Part: C5551-052
Vehicle Specific
$151.14
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5816-084 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.320

Cometic C5816-084 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.320

74 reviews
Part: C5816-084
Vehicle Specific
$157.91
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5403-086 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 086 V8

Cometic C5403-086 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 086 V8

28 reviews
Part: C5403-086
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5433-086 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.570

Cometic C5433-086 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.570

6 reviews
Part: C5433-086
Vehicle Specific
$148.68
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5403-080 MLS Head Gasket Chevy Small Block Bore Thick - 4.200 080

Cometic C5403-080 MLS Head Gasket Chevy Small Block Bore Thick - 4.200 080

5 reviews
Part: C5403-080
Vehicle Specific
$137.09
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5401-070 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.135 070 V8

Cometic C5401-070 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.135 070 V8

39 reviews
Part: C5401-070
Vehicle Specific
$126.82
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5434-075 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

Cometic C5434-075 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

22 reviews
Part: C5434-075
Vehicle Specific
$138.66
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5374 Intake Manifold Gasket Set Chevy Big Block Mark IV Gen V/VI - V8

Cometic C5374 Intake Manifold Gasket Set Chevy Big Block Mark IV Gen V/VI - V8

49 reviews
Part: C5374
Vehicle Specific
$157.08
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5329-095 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.375

Cometic C5329-095 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.375

14 reviews
Part: C5329-095
Vehicle Specific
$158.24
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5245-092 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

Cometic C5245-092 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

11 reviews
Part: C5245-092
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5410-075 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.165

Cometic C5410-075 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.165

28 reviews
Part: C5410-075
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5403-075 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5403-075 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

71 reviews
Part: C5403-075
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5320 Intake Manifold Gasket Set Chevy Big Block Mark IV Gen V/VI - V8

Cometic C5320 Intake Manifold Gasket Set Chevy Big Block Mark IV Gen V/VI - V8

37 reviews
Part: C5320
Vehicle Specific
$157.08
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5401-075 MLS Cylinder Head Gasket Small Block Chevy 4.135 Bore .075 Thickness

Cometic C5401-075 MLS Cylinder Head Gasket Small Block Chevy 4.135 Bore .075 Thickness

75 reviews
Part: C5401-075
Vehicle Specific
$126.82
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5269-077 MLS Cylinder Head Gasket Chevy Small Block Bore - for 4.060

Cometic C5269-077 MLS Cylinder Head Gasket Chevy Small Block Bore - for 4.060

48 reviews
Part: C5269-077
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5331-058 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for V8 4.630

Cometic C5331-058 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for V8 4.630

32 reviews
Part: C5331-058
Vehicle Specific
$145.70
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5330-098 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.540

Cometic C5330-098 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.540

36 reviews
Part: C5330-098
Vehicle Specific
$158.24
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5330-089 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.540

Cometic C5330-089 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.540

78 reviews
Part: C5330-089
Vehicle Specific
$157.91
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5330-056 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.540

Cometic C5330-056 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.540

74 reviews
Part: C5330-056
Vehicle Specific
$145.70
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5246-086 Chevrolet Small Block V8 Head Gasket

Cometic C5246-086 Chevrolet Small Block V8 Head Gasket

15 reviews
Part: C5246-086
Vehicle Specific
$137.98
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5474-075 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.080

Cometic C5474-075 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.080

41 reviews
Part: C5474-075
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5330-065 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.540

Cometic C5330-065 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.540

52 reviews
Part: C5330-065
Vehicle Specific
$147.82
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
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
Free Shipping
Picture of Cometic C5247-075 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.125

Cometic C5247-075 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.125

9 reviews
Part: C5247-075
Vehicle Specific
$129.83
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 C5246-098 MLS Head Gasket Chevy Small Block Bore Thick - 4.100 098

Cometic C5246-098 MLS Head Gasket Chevy Small Block Bore Thick - 4.100 098

24 reviews
Part: C5246-098
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5247-080 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5247-080 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

63 reviews
Part: C5247-080
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic

What's here for your GMC K1500

  • Engine cylinder head gaskets
  • Engine intake manifold gasket sets
  • Front and rear seal kits
  • Rubber seals and OE-replacement gasket components

The widest selection here comes from Cometic, Victor, MAHLE, and ACDelco, spanning both OE-style replacement pieces and performance-oriented gasket kits. Other categories GMC K1500 owners shop for: GMC K1500 Steering Gear and Parts, GMC K1500 Springs and Suspension Parts and GMC K1500 Exterior Lights, or browse all GMC K1500 parts and accessories.