7178C Mr Gasket COPPER COLL GSKT-3.50 2 PC SET

COPPER COLL GSKT-3.50 2 PC SET Mr. Gasket Copper Seal Collector Gaskets -Pair Fits 3-1/2 Inch Diameter 3-Bolt Round Header Collectors Mr. Gasket Copper Seal Collector Gaskets are made from dead soft solid copper .043 inch thick. This gasket incorporates .051 inch embossment around the port to seal irregular surfaces. Designed for high-performance street, drag race, oval track and turbocharged (extreme heat) applications. Withstands Extreme Exhaust Heat Conforms to and seals minor surface irregularities. Easy Removal For Disassembly Provides excellent sealing and durability.