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GMC C25/C2500 Pickup Engine Gaskets and Seals
Engine gaskets and seals for the GMC C25/C2500 Pickup span the 1966–1978 model years, covering cylinder head gaskets, intake manifold gasket sets, and a range of sealing components for the engine. Choose your model year above and this page keeps only the engine gaskets and seals that fit your GMC C25/C2500 Pickup. Each listing is matched to our vehicle fitment data before it appears here.
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Cometic C5249-066 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.200 066
Part: C5249-066
Vehicle Specific
$122.56
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Cometic C5245-080 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060
Part: C5245-080
Vehicle Specific
$134.51
In Stock (5)
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Cometic C15560 Rear Main Seal for Chevrolet Big Block Mark IV V8
Part: C15560
Vehicle Specific
$89.68
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Cometic C5551-040 Chevrolet Small Block V8 Head Gasket .040" MLX 4.220" Bore
Part: C5551-040
Vehicle Specific
$117.39
In Stock (10)
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What's here for your GMC C25/C2500 Pickup
- Engine cylinder head gaskets
- Engine intake manifold gasket sets
- Front and rear seals
- Rubber sealing components
- Performance gasket kits
- OE replacement gasket sets
The widest selection of engine gaskets and seals here comes from Cometic, Victor, MAHLE, and Speedmaster. Other categories GMC C25/C2500 Pickup owners shop for: GMC C25/C2500 Pickup Fuel Tanks and Storage, GMC C25/C2500 Pickup Bumpers and GMC C25/C2500 Pickup Engine Block Parts, or browse all GMC C25/C2500 Pickup parts and accessories.