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GMC K3500 Engine Gaskets and Seals

This page covers engine gaskets and seals for the GMC K3500 across model years 1979–2000, bringing together cylinder head gaskets, intake manifold gasket sets, and related sealing components in one place. Select your year above and we'll show only the engine gaskets and seals that fit your GMC K3500. Fitment is checked against our vehicle data for every part listed.

391 - 420 of 545 results

Best Seller Free Shipping
Picture of Cometic C5434-065 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

Cometic C5434-065 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

23 reviews
Part: C5434-065
Vehicle Specific
$138.66
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5407-070 MLS Cylinder Head Gasket 4.160" Bore .070" Thickness Chevy Small Block

Cometic C5407-070 MLS Cylinder Head Gasket 4.160" Bore .070" Thickness Chevy Small Block

79 reviews
Part: C5407-070
Vehicle Specific
$112.64
Ships from manufacturer
Picture for manufacturer Cometic
Best Seller Free Shipping
Picture of Cometic C5248-071 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

Cometic C5248-071 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

30 reviews
Part: C5248-071
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5246-053 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.100 053

Cometic C5246-053 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.100 053

46 reviews
Part: C5246-053
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5403-095 Chevy Small Block MLS Head Gasket Bore Thick - V8 4.200 095

Cometic C5403-095 Chevy Small Block MLS Head Gasket Bore Thick - V8 4.200 095

24 reviews
Part: C5403-095
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5273-092 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5273-092 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

67 reviews
Part: C5273-092
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5273-060 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.200 060

Cometic C5273-060 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.200 060

36 reviews
Part: C5273-060
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5272-075 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.165

Cometic C5272-075 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.165

65 reviews
Part: C5272-075
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5331-023 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.630

Cometic C5331-023 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.630

70 reviews
Part: C5331-023
Vehicle Specific
$108.07
Ships from manufacturer
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Picture of Cometic C15439-056 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.185

Cometic C15439-056 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.185

15 reviews
Part: C15439-056
Vehicle Specific
$127.71
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 C5408-036 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 036

Cometic C5408-036 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 036

30 reviews
Part: C5408-036
Vehicle Specific
$96.10
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5245-050 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

Cometic C5245-050 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

56 reviews
Part: C5245-050
Vehicle Specific
$126.80
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5273-140 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.200

Cometic C5273-140 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.200

38 reviews
Part: C5273-140
Vehicle Specific
$231.78
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5272-098 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.165 098

Cometic C5272-098 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.165 098

60 reviews
Part: C5272-098
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5474-089 MLS Head Gasket Chevy Small Block Bore Thick - 4.080 089

Cometic C5474-089 MLS Head Gasket Chevy Small Block Bore Thick - 4.080 089

61 reviews
Part: C5474-089
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5432-098 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.310

Cometic C5432-098 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.310

67 reviews
Part: C5432-098
Vehicle Specific
$148.68
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5331-054 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.630

Cometic C5331-054 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.630

36 reviews
Part: C5331-054
Vehicle Specific
$147.82
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5274-030 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.135

Cometic C5274-030 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.135

18 reviews
Part: C5274-030
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5408-075 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 V8

Cometic C5408-075 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 V8

13 reviews
Part: C5408-075
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5249-032 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5249-032 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

78 reviews
Part: C5249-032
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5247-042 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.125 042

Cometic C5247-042 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.125 042

48 reviews
Part: C5247-042
Vehicle Specific
$102.21
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5249-095 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5249-095 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

7 reviews
Part: C5249-095
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5333-038 GM Gen V/VI Big Block MLS Head Gasket Bore - V8 4.540

Cometic C5333-038 GM Gen V/VI Big Block MLS Head Gasket Bore - V8 4.540

54 reviews
Part: C5333-038
Vehicle Specific
$108.07
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5332-056 GM Gen V/VI Big Block V8 Cylinder Head Gasket .056" MLS 4.375" Bore

Cometic C5332-056 GM Gen V/VI Big Block V8 Cylinder Head Gasket .056" MLS 4.375" Bore

73 reviews
Part: C5332-056
Vehicle Specific
$147.82
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5330-067 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.540

Cometic C5330-067 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.540

45 reviews
Part: C5330-067
Vehicle Specific
$144.79
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5273-027 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5273-027 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

45 reviews
Part: C5273-027
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5434-098 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

Cometic C5434-098 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

25 reviews
Part: C5434-098
Vehicle Specific
$147.86
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5403-056 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.200

Cometic C5403-056 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.200

52 reviews
Part: C5403-056
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5402-056 Chevy Small Block MLS Head Gasket Bore - V8 4.160 056

Cometic C5402-056 Chevy Small Block MLS Head Gasket Bore - V8 4.160 056

16 reviews
Part: C5402-056
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic

What's here for your GMC K3500

  • Engine cylinder head gaskets, including OE-replacement and performance styles
  • Engine intake manifold gasket sets
  • Front and rear seals in rubber and multi-layer materials
  • Complete gasket kits covering multiple sealing points in one package

The widest selection here comes from Cometic, Victor, MAHLE, and Speedmaster, spanning a broad range of materials, configurations, and fitment styles to suit K3500 engines from across the 1979–2000 production run. Other categories GMC K3500 owners shop for: GMC K3500 Exhaust and Tail Pipes, GMC K3500 Brake Hardware and GMC K3500 Valve Train Parts, or browse all GMC K3500 parts and accessories.