1980 GMC Engine Gaskets & Seals

Head Gaskets, 4.200 in. Bore, .040 in. Compressed Thickness, Chevy, Small Block, Each

Part Number: CGT-C5403-040

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, PermaTorque, 4.370 in. Bore, .039 in. Compressed Thickness, Chevy, Each

Part Number: FEL-8180PT2

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, MLS, 4.200 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5249-045

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, MLS, 4.165 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5248-036

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Engine Gasket Sets, Full, Chevy, 6.6L, Kit

Part Number: FEL-260-1016

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, MLS, Multi-layer Stainless Steel, 4.630 in. Bore, 0.095 in. Compressed Thickness, Chevrolet, Big Block, Each

Part Number: CGT-C5331-095

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Valve Cover Gasket, 0.188 in. Thick, Rubber, Steel, Chevy, Big Block, Each

Part Number: CGT-C5975

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, MLS, 4.200 in. Bore, .080 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5249-080

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Valve Cover Gasket, 0.188 in. Thick, Rubber, Chevy, Small Block, Each

Part Number: CGT-C5973

4.45 out of 5 stars ( 11 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, MLS, 4.165 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5248-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, MLS, 4.100 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5246-030

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, Multi-layer Steel, 4.630 in. Bore, .066 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5331-066

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Head Gaskets, Laminate, 4.125 in. Bore, .039 in. Compressed Thickness, Chevy, Small Block, Pair

Part Number: EDL-7310

4.5 out of 5 stars ( 12 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, MLS, 4.060 in. Bore, .080 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5245-080

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Valve Cover Gaskets, Blue Rubber/Steel Core, 3/16 in. Thick, Perimeter Bolt, Big Block, Chevy, Pair

Part Number: PQX-4174851

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, Titan, Copper, 4.630 in. Bore, .043 in. Compressed Thickness, Chevrolet, Big Block MK IV, Each

Part Number: SCE-T136243

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, MLS, 4.200 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5249-027

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, MLS, Multi-Layer Stainless Steel, 4.100 in. Bore, 0.023 in. Thickness, Chevy, Small Block, Each

Part Number: CGT-C5246-023

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, MLS, 4.165 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5248-045

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Gasket, Neoprene, Water Outlet, Chevy, Big/Small Block, Each

Part Number: FEL-35562T

4.89 out of 5 stars ( 18 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, MLS, 4.165 in. Bore, .080 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5248-080

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Valve Cover Gasket, 0.188 in. Thick, Rubber, Steel, Chevy, Big Block, Pair

Part Number: CGT-C5975-2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Gaskets, Full Set, Chevy, 400, Small Block, Set

Part Number: FEL-FS8364PT3

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, MLS, 4.375 in. Bore, .051 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5329-051

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, MLS, 4.540 in. Bore, .051 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5330-051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air