Description
Ferrea Exhaust Valve 1.615" Head 5 16" Valve Stem 5.227" Long Stainless GM LS Series Auto Racing Shoes The Stroud system does not WEI7155 The Stroud system does not pull the car off the ground and includes a built in return spring and throttle stop Ferrea uses the latest technological advances gained through the development of engine valve programs for Formula 1 Product Description: