MRG7418G MR. GASKET HEADER GASKETS - ALUMINUM-LAYERED Fits 1963-1979 Pontiac 326-455 V8 with D-port Heads

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. Features: Reusable header or exhaust manifold gasket set Conforms to and seals surface irregularities (warp Will not shrink deteriorate or blow out Compresses to .060 creates tight leak proof seal