QuadBoss 99-04 Yamaha YFM250 Bear Tracker Air Cut-Off Valve Kit

Improperly functioning air cut-off valves can stick open or closed, causing poor running conditions and popping during deceleration. Air Cut-Off Valve Kit includes O-rings, diaphragm, spring and screws necessary to rebuild the air cut-off valve circuit. Fitment: 1987 Yamaha YFM350X Warrior Base 1988 Yamaha YFM350X Warrior Base 1989 Yamaha YFM350X Warrior Base 1990 Yamaha YFM350X Warrior Base 1991 Yamaha YFM350X Warrior Base 1992 Yamaha YFM350X Warrior Base 1993 Yamaha YFM350X Warrior Base 1994 Yamaha YFM350X Warrior Base 1995 Yamaha YFM350X Warrior Base 1996 Yamaha YFM350X Warrior Base 1997 Yamaha YFM350X Warrior Base 1998 Yamaha YFM350X Warrior Base 1998 Yamaha YFM400F Kodiak 4x4 Base 1999 Yamaha YFM250 Bear Tracker Base 1999 Yamaha YFM350X Warrior Base 1999 Yamaha YFM400F Kodiak 4x4 Base 2000 Yamaha YFM250 Bear Tracker Base 2000 Yamaha YFM350X Warrior Base 2001 Yamaha YFM250 Bear Tracker Base 2001 Yamaha YFM350X Warrior Base 2002 Yamaha YFM250 Bear Tracker Base 2002 Yamaha YFM350X Warrior Base 2003 Yamaha YFM250 Bear Tracker Base 2003 Yamaha YFM350X Warrior Base 2004 Yamaha YFM250 Bear Tracker Base 2004 Yamaha YFM350X Warrior Base