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:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2009 | Yamaha | YFZ450 | Base |