MOOSE RACING Air Cut-Off Valve Rebuild Kit - Yamaha 46-4013 K3 SV Helmet Liner as well as

as well as

This design is the most efficient mating of exhaust gases to help generate more power Rear cylinder header pipe runs forward and wraps around the ignition cover for a sleek look and more clearance for the oil dip stick Heat shields cover the exhaust headers and the collector nestles beneath a simple cover Made in the U

Head diameter is 3-1/2" for a good view and a clean look

RACE TECH Rear Spring - Blue - Race Series - Spring Rate 280 lbs/in SRSP 652650

making it easier to get the helmet on and off (for newcomers to ARAI

MOOSE RACING Air Cut-Off Valve Rebuild Kit - Yamaha 46-4013 K3 SV Helmet Liner as well asImproperly functioning air cut off valves can stick open or closed causing popping on deceleration or poor running conditions Models with multiple carburetors include components to repair all carburetors Kit Includes all necessary parts to rebuild the air cut off valve circuit Kit includes necessary O rings, diaphragm, spring screws