All Balls Air Cut Off Valve Rebuild Kit Model 46-4031 Kit Includes all necessary parts to rebuild the air cut off valve circuit. motorcycle models with multiple carburetors include components to repair all carburetors. Kit includes necessary O-rings, diaphragm, spring, screws. Improperly functioning air cu For: Kawasaki BN125 01-09, Yamaha XV535 Virago 90-00, XVS650 V-Star 98-16 IMPORTANT: Picture is for indication purpose only. To visually check the kit, you can visit the all balls website. The bought kit will match your motorcycle.