$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

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1978 PONTIAC FIREBIRD Gaskets & Seals

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Cometic MLS Head Gaskets C5711-140

Made in the USA Cometic MLS Head Gaskets C5711-140

Cometic MLS Head Gaskets C5711-140

Head Gasket, MLS, 4.160 in. Bore, .140 in. Compressed Thickness, Pontiac, Each

Part Number: CGT-C5711-140

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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Estimated Ship Date: Nov 20, 2025 if ordered today

Cometic MLS Head Gaskets C5712-030

Made in the USA Cometic MLS Head Gaskets C5712-030

Cometic MLS Head Gaskets C5712-030

Head Gasket, MLS, 4.300 in. Bore, .030 in. Compressed Thickness, Pontiac, Each

Part Number: CGT-C5712-030

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Summit Racing Speedcard. Synchrony Car Care.

Summit Racing Equipment SpeedCard

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