BOYESEN

The latest carbon fiber technology with all the advantages of Boyesens patented dual-stage reed designUtilizes a carbon fiber top reed and a durable fiberglass/epoxy bottom reedOffers the quickest...

BOYESEN DIRT BIKE PRO SERIES REEDS.Pro series dual-stage reeds combine a carbon-fiber top reed with a fiberglass bottom reed for unrivaled performance.The Pro Series are more responsive than our...

The latest carbon fiber technology with all the advantages of Boyesens patented dual-stage reed designUtilizes a carbon fiber top reed and a durable fiberglass/epoxy bottom reedOffers the quickest...

BOYESEN DIRT BIKE PRO SERIES REEDS.Pro series dual-stage reeds combine a carbon-fiber top reed with a fiberglass bottom reed for unrivaled performance.The Pro Series are more responsive than our...

The latest carbon fiber technology with all the advantages of Boyesen's« patented dual-stage reed design Offers the quickest acceleration any reed can offer, maximizing horsepower and torque. PRO...

Boyesen Engineering has now introduced the NEW QuickShot 3. This bolt-on performance accelerator pump cover eliminates bog, improves throttle response and offers hassle free leak jet circuit tuning...

Boyesen Engineering has now introduced the NEW QuickShot 3. This bolt-on performance accelerator pump cover eliminates bog, improves throttle response and offers hassle free leak jet circuit tuning...

High-volume vertical check valve located in the QS3 for precise, consistent fuel metering Tunable leak jet maximizes volume of fuel and duration of squirt for all conditions Investment cast and...

High-volume vertical check valve located in the QS3 for precise, consistent fuel metering Tunable leak jet maximizes volume of fuel and duration of squirt for all conditions Investment cast and...

Tunable leak jet circuit maximizes volume of fuel and duration of fuel spray for any conditionInvestment cast and finished to precise tolerancesHigh volume vertical check valve located in the QS3 for...

QuickShot's patent-pending design eliminates hesitation and bog on bikes and ATVs and provides instant response to throttle movements Additional benefits are reduced hot engine stalling and improved...

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...