Stock accelerator pump covers permit only a 60% - 70% fuel charge in the pump chamber. Turn the throttle and air in the chamber is compressed and fuel is delayed. The result: Hesitation or Bog. The Boyesen QuickShot cover completely fills the pump chamber with fuel, and provides instant fuel delivery, eliminating the hesitation and bog.
- Superior to stock accelerator pump covers
- 25% more fuel capacity
- Stops hesitation and bog
- Accelerates fuel delivery
- Instant response to throttle movements
- Improved low end performance
- Reduced hot engine stalling
- Fits all 4-stroke Keihin FCR carburetors
- No modification required - simple bolt-on
