RPC push in breathers are made out of high quality billet aluminum and made to fit 1-1/4″ valve cover holes using 1″ I.D. valve cover grommets. Available in smooth, ball milled, finned or laser etched tops in chrome, polished or black finishes. *VALVE COVER GROMMET NOT INCLUDED
This product is legal for off road use and non pollution controlled vehicles (1965 & older); however, it has not been tested or approved by the California Air Resources Board (CARB) for highway vehicles in the state of California. By purchasing this product, buyer agrees it will not be used on pollution controlled vehicles in California, or in a state with similar emissions regulations.
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