5-stars MXA RATING.
With the Boyesen QuickStart - hot engine stalling is now longer a problem!
The Patented performance of the proven Boyesen QuickShot system, now with an adjustable leak jet for hot start assistance! Apart from being a serious step towards achieving EFI levels of performance it's also the most effective way to increase the throttle performance in your Keihin FCR carburettor.
The QuickStart Assist accelerator pump eliminates problems that you might find in a 4-stroke hot start procedure. Along with its tuneable leak jet that maximizes the volume of fuel and duration of fuel spray in all conditions, a whole 25% more in fuel capacity gives a fantastic boost to your system.
A high volume vertical check valve located in the QS3 for precise, consistent fuel metering with a design so great; they patented it; stops bogging and improves throttle response.
> Tuneable leak jet maximizes volume of fuel and duration of squirt for all conditions
> Cast and finished to precise tolerances
> 25% more fuel capacity
> High volume vertical check valve located in the QS3 for precise, consistent fuel metering
> Stops hesitation and bog
> Instant throttle response
> Improved low end performance
> Fits ALL Keihin FCR carbs
> Simple bolt-on
Available for ALL Keihin FCR-equipped MX. Off-road and ATV models.
With the Boyesen QuickStart - hot engine stalling is now longer a problem!
The Patented performance of the proven Boyesen QuickShot system, now with an adjustable leak jet for hot start assistance! Apart from being a serious step towards achieving EFI levels of performance it's also the most effective way to increase the throttle performance in your Keihin FCR carburettor.
The QuickStart Assist accelerator pump eliminates problems that you might find in a 4-stroke hot start procedure. Along with its tuneable leak jet that maximizes the volume of fuel and duration of fuel spray in all conditions, a whole 25% more in fuel capacity gives a fantastic boost to your system.
A high volume vertical check valve located in the QS3 for precise, consistent fuel metering with a design so great; they patented it; stops bogging and improves throttle response.
> Tuneable leak jet maximizes volume of fuel and duration of squirt for all conditions
> Cast and finished to precise tolerances
> 25% more fuel capacity
> High volume vertical check valve located in the QS3 for precise, consistent fuel metering
> Stops hesitation and bog
> Instant throttle response
> Improved low end performance
> Fits ALL Keihin FCR carbs
> Simple bolt-on
Available for ALL Keihin FCR-equipped MX. Off-road and ATV models.