Cometic 70-84 Harley-Davidson Shovelhead 3 5/8in Big Bore Complete Gasket Kit 4 SP - C9154-045

Today's lightweight engines are producing more horsepower, higher cylinder pressures, clamp loads and extreme temperatures. Our commitment is to provide innovative, quality gaskets while maximizing...

Cometic 70-84 Harley-Davidson Shovelhead 3 5/8in Big Bore Copper Complete Gasket Kit 4 SP

Cometic 70-84 Harley-Davidson Shovelhead 4 Speed Complete Gasket Kit

Cometic 66-84 Harley-Davidson Shovelheads 3 5/8in EST Top End Gasket Kit

Today's lightweight engines are producing more horsepower, higher cylinder pressures, clamp loads and extreme temperatures. Our commitment is to provide innovative, quality gaskets while maximizing...