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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.

121 - 150 of 519 results

Best Seller Free Shipping
Picture of Cometic C5269-051 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.060 051 V8

Cometic C5269-051 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.060 051 V8

26 reviews
Part: C5269-051
Vehicle Specific
$101.30
Ships from manufacturer
Picture for manufacturer Cometic
Best Seller Free Shipping
Picture of Cometic C5331-056 MLS Cylinder Head Gasket Chevy Big Block Bore - 454 502 4.630

Cometic C5331-056 MLS Cylinder Head Gasket Chevy Big Block Bore - 454 502 4.630

14 reviews
Part: C5331-056
Vehicle Specific
$151.96
4 left at this price
Picture for manufacturer Cometic
Best Seller Free Shipping
Picture of Cometic C5403-066 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 066

Cometic C5403-066 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 066

44 reviews
Part: C5403-066
Vehicle Specific
$122.56
2 left at this price
Picture for manufacturer Cometic
Picture of Cometic C5057 Timing Cover Gasket Kit for Chevrolet Big Block V8

Cometic C5057 Timing Cover Gasket Kit for Chevrolet Big Block V8

35 reviews
Part: C5057
Vehicle Specific
$17.50
3 left at this price
Picture for manufacturer Cometic
Picture of Cometic C5051 Timing Cover Gasket for Chevrolet Small Block - Kit V8 and 4.3L V6

Cometic C5051 Timing Cover Gasket for Chevrolet Small Block - Kit V8 and 4.3L V6

79 reviews
Part: C5051
Vehicle Specific
$15.96
In Stock (6)
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
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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
Free Shipping
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 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 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
Free Shipping
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
Free Shipping
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
Free Shipping
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
Free Shipping
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
Free Shipping
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
Free Shipping
Picture of Cometic C5405-060 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.125 060

Cometic C5405-060 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.125 060

35 reviews
Part: C5405-060
Vehicle Specific
$126.80
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
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
Free Shipping
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
Free Shipping
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
Free Shipping
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
Free Shipping
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
Free Shipping
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
Free Shipping
Picture of Cometic C5816-086 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.320

Cometic C5816-086 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.320

31 reviews
Part: C5816-086
Vehicle Specific
$158.24
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
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
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 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 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 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 C5247-066 MLS Head Gasket Chevy Small Block Bore Thick - 4.125 066

Cometic C5247-066 MLS Head Gasket Chevy Small Block Bore Thick - 4.125 066

33 reviews
Part: C5247-066
Vehicle Specific
$127.71
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.