Quickstart Accelerator Pump Cover

Quickstart Accelerator Pump Cover

High-volume vertical check valve located in the QS3 for precise, consistent fuel metering

Tunable leak jet maximizes volume of fuel and duration of fuel spray for all conditions

Integrated Hot Start Assist eliminates problem 4-stroke hot start procedure

The most effective way to add performance to a Keihin FCR carburetor

Patented design stops bogging and improves throttle response

Investment cast and finished to precise tolerances

Improved low-end performance

Simple bolt-on installation

25% more fuel capacity

For all Keihin FCR-Equipped MX, Off Road and ATV models.