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GMC C2500 Engine Gaskets and Seals

Engine gaskets and seals for the GMC C2500 cover model years 1979–2000, with options ranging from cylinder head gaskets to intake manifold gasket sets in OE-replacement and performance configurations. Choose your model year above and this page keeps only the engine gaskets and seals that fit your GMC C2500. Each listing is matched to our vehicle fitment data before it appears here.

421 - 450 of 560 results

Best Seller Free Shipping
Picture of Cometic C5817-056 GM Gen V/VI Big Block MLS Head Gasket Bore - V8 4.320

Cometic C5817-056 GM Gen V/VI Big Block MLS Head Gasket Bore - V8 4.320

73 reviews
Part: C5817-056
Vehicle Specific
$147.82
Ships from manufacturer
Picture for manufacturer Cometic
Best Seller Free Shipping
Picture of Cometic C5786-044 MLX Cylinder Head Gasket for Chevy Small Block Bore - 4.220

Cometic C5786-044 MLX Cylinder Head Gasket for Chevy Small Block Bore - 4.220

73 reviews
Part: C5786-044
Vehicle Specific
$125.67
Ships from manufacturer
Picture for manufacturer Cometic
Best Seller Free Shipping
Picture of Cometic C5215-120 MLS Cylinder Head Gasket Bore Thick - 4.270 120

Cometic C5215-120 MLS Cylinder Head Gasket Bore Thick - 4.270 120

7 reviews
Part: C5215-120
Vehicle Specific
$228.77
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 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 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 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
Free Shipping
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 C5215-045 MLS Head Gasket GM Small Block 4.270" Bore .045" Thick

Cometic C5215-045 MLS Head Gasket GM Small Block 4.270" Bore .045" Thick

29 reviews
Part: C5215045
Vehicle Specific
$103.71
Ships from manufacturer
Picture for manufacturer Cometic
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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
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Picture of Cometic C5270-023 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5270-023 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

61 reviews
Part: C5270-023
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5245-032 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

Cometic C5245-032 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

22 reviews
Part: C5245-032
Vehicle Specific
$97.39
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5246-140 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.100 V8

Cometic C5246-140 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.100 V8

20 reviews
Part: C5246-140
Vehicle Specific
$232.11
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
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Picture of Cometic PRO1040T-045 GM Gen III Vortec V8 Top End Gasket Kit

Cometic PRO1040T-045 GM Gen III Vortec V8 Top End Gasket Kit

69 reviews
Part: PRO1040T-045
Vehicle Specific
$368.40
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C15575-040 Chevrolet Gen-1 Small Block V8 Cylinder Head Gasket 4.165 Bore

Cometic C15575-040 Chevrolet Gen-1 Small Block V8 Cylinder Head Gasket 4.165 Bore

13 reviews
Part: C15575-040
Vehicle Specific
$120.64
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5786-062 Chevy Small Block MLS Head Gasket Bore Thick - V8 4.220 062

Cometic C5786-062 Chevy Small Block MLS Head Gasket Bore Thick - V8 4.220 062

56 reviews
Part: C5786-062
Vehicle Specific
$125.67
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
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
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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
Free Shipping
Picture of Cometic PRO1003T-4060-062 Top End Gasket Kit for Chevrolet Small Block - 350 Gen-1 V8

Cometic PRO1003T-4060-062 Top End Gasket Kit for Chevrolet Small Block - 350 Gen-1 V8

69 reviews
Part: PRO1003T-4060-062
Vehicle Specific
$260.53
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
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 C15512-040 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

Cometic C15512-040 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

68 reviews
Part: C15512-040
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C15495-040 Chevrolet Gen-I Small Block V8 MLS Cylinder Head Gasket 4.155" Bore

Cometic C15495-040 Chevrolet Gen-I Small Block V8 MLS Cylinder Head Gasket 4.155" Bore

36 reviews
Part: C15495-040
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic PRO1005T-4375-051 Top End Gasket Kit for Chevy Big Block Mark IV - V8

Cometic PRO1005T-4375-051 Top End Gasket Kit for Chevy Big Block Mark IV - V8

59 reviews
Part: PRO1005T-4375-051
Vehicle Specific
$223.90
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
Picture of Cometic C5345F Timing Cover Gasket for Chevrolet Big Block Mark IV Gen V V8

Cometic C5345F Timing Cover Gasket for Chevrolet Big Block Mark IV Gen V V8

72 reviews
Part: C5345F
Vehicle Specific
$32.24
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C5650AFM Chevrolet Big Block V8 Timing Cover Gasket Kit

Cometic C5650AFM Chevrolet Big Block V8 Timing Cover Gasket Kit

20 reviews
Part: C5650AFM
Vehicle Specific
$24.26
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5433-098 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.570

Cometic C5433-098 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.570

33 reviews
Part: C5433-098
Vehicle Specific
$149.01
Ships from manufacturer
Picture for manufacturer Cometic

What's here for your GMC C2500

  • Engine cylinder head gaskets, available in rubber and composite materials
  • Engine intake manifold gasket sets, including full kit configurations
  • Front and rear seal options for OE-replacement fitment
  • Performance gasket sets designed for demanding applications

The widest range of engine gaskets and seals for the GMC C2500 here comes from Cometic, Victor, MAHLE, and ACDelco. Other categories GMC C2500 owners shop for: GMC C2500 Springs and Suspension Parts, GMC C2500 Shocks and Struts and GMC C2500 Exterior Lights, or browse all GMC C2500 parts and accessories.