Performance head gasket line is the engine repair solution for high performance engines. They're specifically designed to handle higher compression ratios, special cam timing and higher operating temperatures. In addition, they're ideal for engines that are supercharged, turbocharged or use nitrous oxide. In the brutally tough environment that typifies a performance engine, Fel-Pro performance head gaskets deliver superior sealing performance. Features Engine Compatibility - Chevrolet V8 Small Block Material - Steel Core Laminate Bore Diameter - 4.2 in. Compression Thickness - 0.041 in. Year - 1955-1985 Fit for - Chevrolet and it's various models - SKU: KSAO55880

Performance head gasket line is the engine repair solution for high performance engines. They're specifically designed to handle higher compression ratios, special cam timing and higher operating temperatures. In addition, they're ideal for engines that are supercharged, turbocharged or use nitrous oxide. In the brutally tough environment that typifies a performance engine, Fel-Pro performance head gaskets deliver superior sealing performance. Features Engine Compatibility - Chevrolet V8 Small Block Material - Steel Core Laminate Bore Diameter - 4.2