Mr. Gasket Steel Shim Head Gasket - 1131G Tank-to-Pump 7 V8 1977 Pontiac Grand

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Mr. Gasket Steel Shim Head Gasket - 1131G Tank-to-Pump 7 V8 1977 Pontiac GrandOverview: Mr. Gasket Steel Shim Cylinder Head Gaskets are for high performance street machines, drag racing and oval track racing. With today's extreme compression ratios you need stronger more durable gaskets. Mr. Gasket steel shim gaskets are made from . 020 inch steel shim stock which is thinner than most composite gaskets increasing engine compression. Stress formed embossments will seal the extreme cylinder pressure. Features: Manufactured from .