1985 GMC Engine Gaskets & Seals

Head Gasket, MLX, Multi-Layer Stainless Steel, 4.560 in. Bore, 0.040 in. Compressed Thickness, Chevrolet, GMC, Chevy Big Block, Each

Part Number: CGT-C15561-040

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Valve Stem Seals, Intake, Premium, Chevy, 5.0/5.7L, Set

Part Number: FEL-SS72527

5.0 out of 5 stars ( 18 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Valve Cover Gaskets, Ultra-Seal, Cork/Rubber, Chevy, Small Block, Pair

Part Number: MRG-5861

4.81 out of 5 stars ( 74 )

Head Gasket, Multi-Layer Steel, 4.320 in. Bore, 0.051 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5816-051

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Engine Gasket Sets, Full, Chevy, 7.4L, Kit

Part Number: FEL-260-1418

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Head Gasket, MLS, 4.200 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5249-051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 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 3/2/2026 if shipped by air

Head Gasket, MLS, 4.060 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5245-051

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/2/2026 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 3/2/2026 if shipped by air

Head Gasket, MLS, 4.320 in. Bore, .060 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5816-060

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Gaskets, Manifold, Intake, Composite, 2.05 in. x 1.82 in. Oval Port, .060 in. Thick, Chevy, 396-454, Set

Part Number: EDL-7203

4.64 out of 5 stars ( 36 )

Estimated Ship Date: Monday 3/2/2026 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 3/2/2026 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 3/2/2026 if shipped by air

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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 3/2/2026 if shipped by air

Head Gasket, Multi-Layer Steel, 4.320 in. Bore, 0.080 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5816-080

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Head Gasket, Multi-Layer Steel, 4.630 in. Bore, 0.051 in. Compressed Thickness, Chevy, 396, 402, 427, 454

Part Number: CGT-C5434-051

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Head Gasket, MLS, 4.165 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5248-051

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Head Gasket, Copper, 4.630 in. Bore, 0.062 in. Thickness, Chevy, Mark 4 Big Block, Each

Part Number: SCE-P136262

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Gaskets, Intake, Composite, Rectangle Raised, 2.50 in. x 1.75 in. Port, .060 in. Thick, Chevy, 396-454, Set

Part Number: MRG-121

3.75 out of 5 stars ( 12 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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

Part Number: FEL-35562T

4.88 out of 5 stars ( 16 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Head Gasket, MLS, 4.375 in. Bore, .080 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5329-080

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Rear Main Seals, One-piece, PTFE, AM General, Avanti, Buick, Cadillac, Chevrolet, Excalibur, GMC, Isuzu, Oldsmobile, Pontiac, Each

Part Number: FEL-BS40626

4.92 out of 5 stars ( 13 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Gaskets, Full Set, Oval Port Intake Gasket, Chevy, 396, 402, 427, 454, Set

Part Number: FEL-FS8180PT9

4.7 out of 5 stars ( 10 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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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 3/2/2026 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 3/2/2026 if shipped by air