Machined from 4140 forged steel and heat treated for maximum strength. Feature the exclusive .750" long S&S rocker arm bushing which provides 50% more load bearing surface than stock .500" bushings. Can be oiled through pushrods when used with S&S Shovelhead-style tappet guides and pushrods. Compatible with stock and S&S billet Shovelhead-style rocker boxes. Some clearancing may be required when using stock rocker boxes. Set includes two each front and rear rocker arms. Made in the U.S.A..
