New EMPI high performance 1.4 ratio rocker arms for VW Type 1 engines. These rocker arms are designed to increase lift in your VW Type 1 engine for increased engine performance. Rocker arms are made of heat treated chromoly and include oil galleys in the adjusters and rocker arms. Lubricated bronze bushings provide durability against failure. This kit includes chromoly rocker studs and lock nuts. Custom length pushrods will be required to fit the rocker arms in any application. Valve lash caps should be used with ratio rockers, and are recommended for any application with stainless steel valves. 21-2164-0