Mr. Gasket 7402G Chevy Small Block Aluminum Header Gasket Round Port valves with replaceable grip plates

with replaceable grip plates

875 Mounting Hardware Included Yes Heat Shield Attached No Material Stainless Steel Main Piping Diameter (In

6 V8 1983 - 1987 Ford F-250 420/6

3 V8 1955 - 1956 GMC FM340 / 1955 - 1956 GMC FM350 / 1955 GMC M300 288/4

047 inch thick cellulose/nitrile composite gasket material for excellent sealing and durability

Mr. Gasket 7402G Chevy Small Block Aluminum Header Gasket Round Port valves with replaceable grip platesOverview: 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: Withstands Intense Exhaust Heat Reusable header, exhaust manifold and collector flange gaskets Manufactured from "dead soft" aluminum layers . 125" thick Easy Removal For Disassembly Conforms easily to surface