Bronco offers Factory Replacement valves for both utility and sportmodel ATVs. Factory Replacement valves are made of durable SUH35B heat resistant steel that also come with fill Nitride finish for further durability and resistance to corrosion. Performance valves receive a swirl polish, smooth stem treatment, and are made of 21-4N/SUH35HT stainless steel. Performance valves are generally reserved for high performance/reving machines so these valves are forged with with Stellite-tipped replacement valve stems. All valves are manufactured under fits Iso™ 9001 certified factory. All valves are stocked in both USA and Taiwan for immediate delivery..

Vehicle Fitment:
1992-1998 fits YAM YFB250 Timberwolf 2x4
1985-1989 fits YAM YFM200 Moto-4
1986-1988 fits YAM YFM225 Moto-4
1999-2004 fits YAM YFM250 Bear Tracker
2007-2009 fits YAM YFM250 Big Bear
2005-2006 fits YAM YFM250 Bruin
1989-1991 fits YAM YFM250 Moto-4
2008-2013 fits YAM YFM250 Raptor
1989 fits YAM YFU1W Pro Hauler
1983-1985 fits YAM YTM200 Tri-Moto