7407G Mr Gasket Aluminum EXH GKST-BB CHEV RND

Aluminum EXH GKST-BB CHEV RND exhaust gaskets Mr. Gasket Header Gaskets - Aluminum-Layered Fits 1965-1990 Chevrolet 396-454 Big Block with Round Ports Upgrade to Mr. Gasket Aluminum Layered Header Gaskets and eliminate blown exhaust gaskets forever. They conform to warped and damaged surfaces to create an airtight, leak-proof seal and will not shrink or deteriorate EVER. Reusable header, exhaust manifold and collector flange gaskets Manufactured from "dead soft" aluminum layers - .125" thick Conforms easily to surface irregularities (warped flanges) Compresses down to 0.060" to create a tight leak-proof seal Will not shrink, deteriorate, or blow out- eliminating gasket leaks For high performance street, drag race and oval track use