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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.

331 - 360 of 518 results

Best Seller Free Shipping
Picture of Cometic C5413-036 MLS Cylinder Head Gasket Chevy Small Block Bore - for 4.145

Cometic C5413-036 MLS Cylinder Head Gasket Chevy Small Block Bore - for 4.145

44 reviews
Part: C5413-036
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Best Seller Free Shipping
Picture of Cometic PRO1005T-4300-051 Top End Gasket Kit for Chevrolet Mark IV Big Block - V8

Cometic PRO1005T-4300-051 Top End Gasket Kit for Chevrolet Mark IV Big Block - V8

79 reviews
Part: PRO1005T-4300-051
Vehicle Specific
$350.02
Ships from manufacturer
Picture for manufacturer Cometic
Best Seller Free Shipping
Picture of Cometic PRO1003T-NHG Top End Gasket Kit for Chevrolet Small Block - 350/400 Gen-1 V8

Cometic PRO1003T-NHG Top End Gasket Kit for Chevrolet Small Block - 350/400 Gen-1 V8

49 reviews
Part: PRO1003T-NHG
Vehicle Specific
$154.23
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5433-140 MLS Head Gasket for Chevy Big Block 4.570 Bore .140 Thick

Cometic C5433-140 MLS Head Gasket for Chevy Big Block 4.570 Bore .140 Thick

49 reviews
Part: C5433-140
Vehicle Specific
$230.62
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C5414-094 Intake Manifold Gasket Set for Chevrolet Gen-1 Small Block V8

Cometic C5414-094 Intake Manifold Gasket Set for Chevrolet Gen-1 Small Block V8

47 reviews
Part: C5414-094
Vehicle Specific
$23.80
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic PRO1005T-4375-062 Chevy Big Block Mark IV Top End Gasket Kit

Cometic PRO1005T-4375-062 Chevy Big Block Mark IV Top End Gasket Kit

12 reviews
Part: PRO1005T-4375-062
Vehicle Specific
$254.79
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C15498-040 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C15498-040 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

61 reviews
Part: C15498-040
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C15304 Intake Manifold Gasket Set Chevy Big Block Mark IV Gen V/VI

Cometic C15304 Intake Manifold Gasket Set Chevy Big Block Mark IV Gen V/VI

20 reviews
Part: C15304
Vehicle Specific
$35.40
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C15198FCS Chevy Small Block TPI Intake Manifold Gasket - Kit

Cometic C15198FCS Chevy Small Block TPI Intake Manifold Gasket - Kit

18 reviews
Part: C15198FCS
Vehicle Specific
$33.94
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic CP5345 Timing Cover Gasket Set for Chevy Big Block V8

Cometic CP5345 Timing Cover Gasket Set for Chevy Big Block V8

69 reviews
Part: CP5345
Vehicle Specific
$44.09
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic CP15615 Timing Cover Gasket Set - Chevy Small Block Gen I V8

Cometic CP15615 Timing Cover Gasket Set - Chevy Small Block Gen I V8

73 reviews
Part: CP15615
Vehicle Specific
$40.56
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Edelbrock 3866 Intake Manifold Runner to Base Gasket Set

Edelbrock 3866 Intake Manifold Runner to Base Gasket Set

38 reviews
Part: 3866
$86.95
Ships from manufacturer
Picture for manufacturer Edelbrock
Picture of Cometic C5649-039 Intake Manifold Gasket Set for Chevy Big Block Mark IV Gen V/VI

Cometic C5649-039 Intake Manifold Gasket Set for Chevy Big Block Mark IV Gen V/VI

60 reviews
Part: C5649-039
Vehicle Specific
$26.99
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C5649-031 Intake Manifold Gasket Set for Chevy Big Block Mark IV Gen V/VI

Cometic C5649-031 Intake Manifold Gasket Set for Chevy Big Block Mark IV Gen V/VI

37 reviews
Part: C5649-031
Vehicle Specific
$26.99
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5215-070 GM Dart/Brodix Small Block V8 MLS Head Gasket 4.270" Bore

Cometic C5215-070 GM Dart/Brodix Small Block V8 MLS Head Gasket 4.270" Bore

14 reviews
Part: C5215-070
Vehicle Specific
$135.64
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic PRO1005T-4000-040 Top End Gasket Kit for Chevrolet 366 Big Block V8

Cometic PRO1005T-4000-040 Top End Gasket Kit for Chevrolet 366 Big Block V8

29 reviews
Part: PRO1005T-4000-040
Vehicle Specific
$350.02
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic PRO1004T-4060-062 Top End Gasket Kit for Chevy Small Block - 305/350 V8

Cometic PRO1004T-4060-062 Top End Gasket Kit for Chevy Small Block - 305/350 V8

69 reviews
Part: PRO1004T-4060-062
Vehicle Specific
$383.86
Ships from manufacturer
Picture for manufacturer Cometic
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
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
Free Shipping
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
Free Shipping
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
Free Shipping
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
Free Shipping
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
Free Shipping
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
Free Shipping
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
Free Shipping
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
Free Shipping
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
Free Shipping
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

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.