Cometic Engine Gaskets & Seals

Head Gaskets, MLS, 4.185 in./106.30mm Bore, Round Shape, 0.040 in. Thick, Multi-Layer Stainless Steel, 18/23 Degree Heads, Chevy, 4.3-6.6L, Each

Part Number: CGT-C15528-040

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Head Gaskets, 4.400 in. Bore, .040 in. Compressed Thickness, Ford, Big Block, Each

Part Number: CGT-C5840-040

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Head Gasket, MLS, 4.080 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5474-036

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Head Gasket, MLS, 4.100 in. Bore, .027 in. Compressed Thickness, Ford, Lincoln, Mercury, Each

Part Number: CGT-C5514-027

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Head Gasket, 3.950 in. Bore, 0.027 in. Thickness, Each

Part Number: CGT-C5987-027

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

BOTTOM END GSK KIT *NOTES, GM LS V8 4.8/5.3/5.7/6.0/6.2L

Part Number: CGT-PRO1036B

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Head Gasket, MLS, 4.060 in. Bore, .053 in. Compressed Thickness, Ford, Lincoln, Mercury, Each

Part Number: CGT-C5512-053

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Head Gasket, MLS, 4.060 in. Bore, .070 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5245-070

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Head Gasket, MLS, 4.120 in. Bore, .040 in. Compressed Thickness, Right, Chrysler, Jeep, Dodge, Each

Part Number: CGT-C5026-040

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Head Gasket, MLS, 4.080 in. Bore, .051 in. Compressed Thickness, Chrysler, Dodge, Plymouth, 318-360, Each

Part Number: CGT-C5622-051

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Head Gaskets, 4.030 in. Bore, .040 in. Compressed Thickness, Ford, Small Block, Each

Part Number: CGT-C5909-040

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Head Gasket, MLS, 4.350 in. Bore, .040 in. Compressed Thickness, Chrysler, Dodge, Plymouth, Each

Part Number: CGT-C5460-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Gasket, Manifold, Intake, Ford, Small Block, Pair

Part Number: CGT-C5652-060

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

.060" MLS-5 HEAD GASKET

Part Number: CGT-C5523-060

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Engine Gasket Set, Street Pro, Top-end set, 3.875 in. Bore, .058 in. Thick MLX Cylinder Head Gasket, GM, L83, Kit

Part Number: CGT-PRO1050T

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Rear Main Seal, 1-Piece, Rubber, Avanti, Buick, Chevy, Checker, GMC, Oldsmobile, Pontiac, Each

Part Number: CGT-C5379

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Head Gasket, 4.200 in. Bore, .027 in. Compressed Thickness, Pontiac, 455, Each

Part Number: CGT-C5769-027

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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

Part Number: CGT-C15579-2

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Head Gasket, MLS, 4.155 in. Bore, .040 in. Compressed Thickness, Ford, Each

Part Number: CGT-C5483-040

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Head Gasket, MLX, 4.165 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5031-040

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

• Free Shipping

Head Gasket, Multi-layer Steel, 4.500 in. Bore, .027 in. Compressed Thickness, Chrysler, Big Block, Each

Part Number: CGT-C5464-027

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Head Gasket, MLS, 4.320 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5816-045

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Head Gasket, MLS, 4.060 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5269-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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

Part Number: CGT-C5769-051

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Head Gasket, MLS, Marine, 4.600 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5641-040

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air