GMC Cometic Engine Gaskets & Seals

Chevrolet Mark-IV Big Block V8 Top End Gasket Kit, 4.610" Bore, .040" MLS Cylinder Head Gasket

Part Number: CGT-S0066

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Estimated Ship Date: Jan 19, 2026 if ordered today

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040 MLS 4.50" BORE HEAD GASKET

Part Number: CGT-C5491

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Estimated Ship Date: Jan 19, 2026 if ordered today

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.051" MLS H/G 4.270" BORE

Part Number: CGT-C5215-051

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Estimated Ship Date: Jan 19, 2026 if ordered today

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

Part Number: CGT-C5269-051

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Head Gasket, MLS, 4.190 in. Bore, .056 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-056

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Head Gasket, MLS, 4.190 in. Bore, .070 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-070

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Head Gasket, MLS, 4.190 in. Bore, .066 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-066

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Head Gasket, MLS, 4.630 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5434-027

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Head Gasket, MLS, 4.630 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5434-036

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Head Gasket, MLS, 4.160 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5407-045

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Head Gasket, MLS, 4.160 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5402-045

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Head Gasket, MLS, 4.190 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-051

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Head Gasket, MLS, 4.130 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-051

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Head Gasket, MLS, 4.130 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-027

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Head Gasket, MLS, 4.130 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-045

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Head Gasket, MLS, 4.190 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-030

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Head Gasket, MLS, 4.190 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-045

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Head Gasket, MLS, 4.060 in. Bore, .038 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5245-038

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Head Gasket, MLS, 4.060 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5269-030

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Head Gasket, MLS, 4.060 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5269-036

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Head Gasket, MLS, 4.190 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-040

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Head Gasket, MLS, 4.060 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5269-027

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Head Gasket, MLS, 4.200 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5273-040

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Head Gasket, MLS, 4.100 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5270-036

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Estimated Ship Date: Jan 19, 2026 if ordered today

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

Part Number: CGT-C5273-027

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Estimated Ship Date: Jan 19, 2026 if ordered today

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