Nierdzewne zawory wydechowe Manley, Severe Duty. STD

Standard size replacement. Dimensions: 1.75″ head dia. x .3745″ stem dia. standard overall length. Severe Duty valves. Proven quality over many years. Manufactured from high temperature stainless alloy to a perfect finish. Manley valves feature swirl polished; performance orientated shapes and durable chrome plated stems. Up to 30% weight reduction over stock components. Manley”s ”Severe Duty” valves insure a stable valve train; even at high R.P.M.”s.