Feuling Rocker Box Breather Kit for Twin Cam Engines

Kit includes billet breather housings, gaskets, breather filter elements, umbrella valves, top rocker cover gaskets and ARP® hardware
Machined from billet 6061 aluminum with square surfaces promoting excellent gasket and breather system sealing
Properly sized breather holes for optimum engine breathing
Made in the U.S.A.