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.

This Part Fits:

Year	Make	Model	Submodel
1998-2001	Yamaha	YFM600FW Grizzly 4x4	Base