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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.

511 - 540 of 547 results

Best Seller 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
Best Seller
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
Best Seller Free Shipping
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
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 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 C5786-052 Chevrolet Small Block V8 .052" MLX Head Gasket 4.220" Bore

Cometic C5786-052 Chevrolet Small Block V8 .052" MLX Head Gasket 4.220" Bore

42 reviews
Part: C5786-052
Vehicle Specific
$125.67
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
Picture of Cometic C15283 Timing Cover Seal for Chevrolet Mark IV & GM Gen V/VI Big Block V8 Representative Photo, actual item may vary

Cometic C15283 Timing Cover Seal for Chevrolet Mark IV & GM Gen V/VI Big Block V8

6 reviews
Part: C15283
$14.70
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C15282 Timing Cover Seal for Chevrolet Small Block - V8 Representative Photo, actual item may vary

Cometic C15282 Timing Cover Seal for Chevrolet Small Block - V8

73 reviews
Part: C15282
$12.00
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C15680-040 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.680

Cometic C15680-040 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.680

76 reviews
Part: C15680-040
$110.20
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5270-027 MLS Cylinder Head Gasket - 4.100" Bore SBC Gen-1 Small Block Chevy

Cometic C5270-027 MLS Cylinder Head Gasket - 4.100" Bore SBC Gen-1 Small Block Chevy

71 reviews
Part: C5270-027
Vehicle Specific
$97.39
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5274-045 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.135 V8

Cometic C5274-045 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.135 V8

58 reviews
Part: C5274-045
Vehicle Specific
$101.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5274-036 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.135 036

Cometic C5274-036 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.135 036

73 reviews
Part: C5274-036
Vehicle Specific
$97.39
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5786-040 MLX Cylinder Head Gasket for Chevy Small Block Bore - V8 4.220

Cometic C5786-040 MLX Cylinder Head Gasket for Chevy Small Block Bore - V8 4.220

67 reviews
Part: C5786-040
Vehicle Specific
$119.73
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5551-036 Chevrolet Small Block MLS Head Gasket Bore - V8 4.220 036

Cometic C5551-036 Chevrolet Small Block MLS Head Gasket Bore - V8 4.220 036

18 reviews
Part: C5551-036
Vehicle Specific
$120.64
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5432-045 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.310

Cometic C5432-045 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.310

40 reviews
Part: C5432-045
Vehicle Specific
$104.62
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5432-080 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.310

Cometic C5432-080 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.310

72 reviews
Part: C5432-080
Vehicle Specific
$145.67
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5269-032 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

Cometic C5269-032 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

57 reviews
Part: C5269-032
Vehicle Specific
$97.39
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5269-030 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.060

Cometic C5269-030 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.060

39 reviews
Part: C5269-030
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5272-066 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.165 V8

Cometic C5272-066 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.165 V8

30 reviews
Part: C5272-066
Vehicle Specific
$127.71
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5269-066 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.060 V8

Cometic C5269-066 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.060 V8

30 reviews
Part: C5269-066
Vehicle Specific
$127.71
Ships from manufacturer
Picture for manufacturer Cometic
Picture of MAHLE SS45264 Valve Stem Oil Seal Set for Small Block Chevy

MAHLE SS45264 Valve Stem Oil Seal Set for Small Block Chevy

8 reviews
Part: SS45264
Vehicle Specific
$10.85
3 left at this price
Picture for manufacturer MAHLE
Picture of MAHLE SS46056 Engine Valve Stem Seal Set

MAHLE SS46056 Engine Valve Stem Seal Set

18 reviews
Part: SS46056
Vehicle Specific
$23.06
1 left at this price
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 95-3418 Engine Gasket Set Full Gasket Kit with One-Piece Rear Main Seal

MAHLE 95-3418 Engine Gasket Set Full Gasket Kit with One-Piece Rear Main Seal

24 reviews
Part: 95-3418
Vehicle Specific
$121.91
1 left at this price
Picture for manufacturer MAHLE
Picture of MAHLE SS45874 Engine Valve Stem Oil Seal Set for Small Block Chevy Exhaust

MAHLE SS45874 Engine Valve Stem Oil Seal Set for Small Block Chevy Exhaust

62 reviews
Part: SS45874
Vehicle Specific
$10.98
1 left at this price
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 95-3026 Full Engine Gasket Set Big Block V8

MAHLE 95-3026 Full Engine Gasket Set Big Block V8

68 reviews
Part: 95-3026
Vehicle Specific
$173.73
1 left at this price
Picture for manufacturer MAHLE
Picture of MAHLE OS30988X Victor Reinz Oil Pan Gasket Set

MAHLE OS30988X Victor Reinz Oil Pan Gasket Set

50 reviews
Part: OS30988X
Vehicle Specific
$17.26
3 left at this price
Picture for manufacturer MAHLE
Picture of MAHLE A230 Harmonic Balancer Repair Sleeve Big Block Chevy Nickel-Plated Steel

MAHLE A230 Harmonic Balancer Repair Sleeve Big Block Chevy Nickel-Plated Steel

56 reviews
Part: A230
Vehicle Specific
$8.33
3 left at this price
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE HS3678 Engine Cylinder Head Gasket Set

MAHLE HS3678 Engine Cylinder Head Gasket Set

57 reviews
Part: HS3678
Vehicle Specific
$199.29
1 left at this price
Picture for manufacturer MAHLE
Picture of MAHLE JV532 Victor Reinz Rear Main Seal

MAHLE JV532 Victor Reinz Rear Main Seal

15 reviews
Part: JV532
Vehicle Specific
$13.10
2 left at this price
Picture for manufacturer MAHLE

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.