Substantially higher fuel flow compared to OEM or aftermarket fuel valve Necessary for adequate fuel delivery even on stock motorcycles and a must for high performance Available with 22 mm external threads; has a 5/16รถ hose barb Adapter nut included Made in the U.S.A. All descriptions are made from a seated position on the motorcycle with a reference from outlet position to the On, Reserve, and Off position of the fuel valve lever. Not legal for street use in CA for all make/model year applications.. FUEL VALVE 22MM HEX 90