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.
Cometic C5329-056 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.375
Cometic C5816-066 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.320
Cometic C5408-060 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 060 V8
Cometic C5400-075 Chevrolet Small Block MLS Head Gasket Bore - Gen-1 V8 4.125
Cometic C5399-060 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.030 060
Cometic C5332-066 GM Gen V/VI Big Block MLS Head Gasket Bore - V8 4.375
Cometic C5816-080 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.320
Cometic C5329-062 MLS Cylinder Head Gasket Chevy Big Block Bore - 4.375 062
Cometic C5434-070 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630
Cometic C5246-066 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.100
Cometic C5246-092 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.100 092 V8
Cometic C5247-098 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.125
Cometic C5245-062 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060
Cometic C5817-060 GM Gen V/VI Big Block MLS Head Gasket Bore - V8 4.320
Cometic C5329-070 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.375 070
Cometic C5333-075 GM Gen V/VI Big Block MLS Head Gasket Bore - V8 4.540
Cometic C5334-070 GM Gen V/VI Big Block MLS Head Gasket Bore - V8 4.630
Cometic C5402-080 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.160 080
Cometic C5434-120 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630
Cometic C5329-080 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.375 080
Cometic C5816-070 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.320
Cometic C5330-065 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.540
Cometic C5247-075 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.125
Cometic C5246-098 MLS Head Gasket Chevy Small Block Bore Thick - 4.100 098
Cometic C5247-066 MLS Head Gasket Chevy Small Block Bore Thick - 4.125 066
Cometic C5247-080 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8
Cometic C5246-070 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.100
Cometic C5246-056 MLS Head Gasket Chevy Small Block Bore Thick - 4.100 056
Cometic C5330-056 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.540
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.