GMC Cometic Gaskets & Seals

Head Gaskets, 4.630 in. Bore, .040 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5334-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: CGT-C5816-045

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Estimated Ship Date: Today

Head Gasket, MLS, 4.125 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5247-027

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Head Gasket, MLS, 4.030 in. Bore, .080 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5399-080

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

• Free Shipping

Head Gasket, MLS, 4.375 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5332-045

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Head Gasket, MLS, 4.375 in. Bore, .066 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5329-066

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Head Gasket, MLS, 4.540 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5333-036

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Estimated Ship Date: Today

Head Gasket, MLX, 4.040 in. Bore, .066 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5505-066

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Estimated Ship Date: Today

• Free Shipping

Head Gasket, MLS, 4.100 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5489-027

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Head Gasket, MLS, 4.060 in. Bore, .023 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5269-023

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Estimated Ship Date: Today

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: Today

Intake Manifold , .125" Kevlar Fiber PAIR, OVAL PORT , B/B GM INTAKE 1.82" X 2.050"

Part Number: CGT-C15041-125

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Head Gasket, 4.125 in. Bore, .040 in. Compressed Thickness, Chevy, Small Block, Each

Part Number: CGT-C5400-040

Not Yet Reviewed

Estimated Ship Date: Dec 14, 2026 if ordered today

• Drop Ship
• Special Order

Gasket, Manifold, Intake, 0.125 in. Thick, Chevy, Big Block, Pair

Part Number: CGT-C5649-125

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Head Gasket, MLS, 4.630 in. Bore, .034 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5331-034

Not Yet Reviewed

Estimated Ship Date: Today

Head Gasket, MLS, 4.310 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5432-030

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Gasket, Manifold, Intake, Aramid Fiber, Brodix, 2.530 in. Height, 1.850 Width, Chevy, Big Block, Pair

Part Number: CGT-C5428-094

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Estimated Ship Date: Today

Head Gasket, MLS, 4.540 in. Bore, .080 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5330-080

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Estimated Ship Date: Today

• Free Shipping

Head Gasket, MLS, 4.630 in. Bore, .050 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5331-050

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Head Gasket, MLS, 4.130 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-040

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Estimated Ship Date: Today

Gasket, Manifold, Intake, Aramid Fiber, Brodix, 2.530 in. Height, 1.850 Width, Chevy, Big Block, Pair

Part Number: CGT-C5428-125

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Head Gasket, MLS, 4.160 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-030

Not Yet Reviewed

Estimated Ship Date: Today

Gasket, Manifold, Intake, Aramid Fiber, 0.059 in. Thick, Brodix Track 1, Chevy, Small Block, Each

Part Number: CGT-C5414-059

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Estimated Ship Date: Today

Head Gasket, MLS, 4.310 in. Bore, .080 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5432-080

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Part Number: CGT-C5272-040

Not Yet Reviewed

Estimated Ship Date: Today