QuadBoss 04-09 Yamaha YFZ450 Accelerator Pump Kit

Improperly functioning accelerator pumps can cause poor performance and bogging during acceleration. The Accelerator Pump Kit from QuadBoss® includes all O-rings, diaphragm, spring and screws necessary to rebuild one accelerator pump circuit.

This Part Fits:

Year	Make	Model	Submodel
2004-2009	Yamaha	YFZ450	Base