Boyesen Dirt Bike Motocross Fuel Systems


Power Reed - Boyesen

Power Reed - Boyesen


Description: Boyesen's revolutionary dual-stage Power Reed design delivers more usable power than stock. Your original one-stage reed operates most effectively only within a narrow RPM range. Boyesen's one soft reed on top of one firm flow-through reed gives you a wide range of intake control, plus increased intake velocity. Your original reeds can't possibly duplicate that performance. Increased performance from start-up to top acceleration. Top racers and knowledgeable riders coast to coast make Boyesen Racing Reeds their first step in getting more power, more performance, and more pleasure from their high performance bikes. Offers the quickest acceleration any reed can offer. Features: Maximizes horsepower and torque Responds quickly and accurately to changes in piston speed for smooth, dependable throttle response Faster opening and closing Greater low pressure (low-throttle) response Greater velocity and flow area Longer overall life No engine damage if broken **Notes: YVZ350 87-05 requires two sets
Price: $41.99.


Super Stock Reeds - Boyesen

Super Stock Reeds - Boyesen


Description: Introducing the Boyesen Superstock upgrade! They're matched to resemble stock specs, but that's where the comparison stops Carbon fiber or standard fiber single-stage replacement reeds Increases performance from start-up to full-throttle Last longer and cost less than any other reed on the market Everything you would expect from Boyesen - The Reed Experts Exchange only on closeout items Product limited to stock on hand
Price: $53.99.


Pro Series Reed - Boyesen

Pro Series Reed - Boyesen


Description: Boyesens' revolutionary dual-stage Pro Series reed design delivers more usable power than stock. Your original one-stage reed operates most effectively only within a narrow RPM range. Boyesen's one soft reed on top of one firm flow-through reed gives you a wide range of intake control, plus increased intake velocity. Your original reeds can't possibly duplicate that performance. Increased performance from start-up to top acceleration. Top racers and knowledgeable riders coast to coast make Boyesen Racing Reeds their first step in getting more power, more performance, and more pleasure from their high performance bikes. Offers the quickest acceleration any reed can offer. The latest carbon fiber technology with all the advantages of Boyesen's patented dual-stage reed design Utilizes a carbon fiber top reed and a durable fiberglass/epoxy bottom reed Offers the quickest acceleration any reed can offer; maximizes horsepower and torque Responds quickly and accurately to changes in piston speed for smooth, dependable throttle response No sacrifice in reed life like traditional carbon fiber reeds **Notes: YFZ350 Banshee 87-06 requires two sets. Exchange only on closeout items Product limited to stock on hand
Price: $62.99.


RAD Valve - Boyesen

RAD Valve - Boyesen


Description: Boyesen RAD valve developed with Factory Yamaha, Pro Circuit, Factory Kawasaki of Europe, Factory KTM and top pros like Jeremy McGrath, Sebastien Tortelli and many others Specially designed reed cage now comes with Carbon Fiber Pro Series reeds Maintains flow velocity through the valve and redirects intake charge for even distribution to intake ports for instant throttle response and more horsepower Pull a gear higher on uphills; instant acceleration makes passing effortless Made of one-piece aluminum casting and bolts in easily; no modifications necessary **Notes: Sold in pairs for Banshee 350 87-06.
Price: $245.99.


Super Bowl - Boyesen

Super Bowl - Boyesen


Description: The solution to engine bogging is the Boyesen Super Bowl Special curved interior turns fuel in on itself, preventing internal splashing and foaming Without excess foam, floats maintain their position, keeping optimum air-fuel mixture that provides steady power over jumps and through woops
Price: $71.99.


Quickshot 2 Accelerator Pump Cover - Boyesen

Quickshot 2 Accelerator Pump Cover - Boyesen


Description: Boysen Quickshot 2 Accelerator Pump Cover The NEW redesigned QUICKSHOT 2 has now pushed solid fuel delivery to the next level. Superior in design to all AP covers, the QS2 accelerates fuel delivery while eliminating troublesome trapped air that can cause bog and hesitation. 25% more fuel capacity plus added bleed capability allows for solid fuel delivery 100% of the time. This accelerator pump cover from Boyesen fits all FCR Keihin carburetors Eliminates hesitation and bog on bikes and ATV's and provides instant response to throttle movements Reduces hot engine stalling Improved low end performance Bolt-on product that requires no modifications
Price: $89.99.


Replacement Pro Series Reed for RAD Valve - Boyesen

Replacement Pro Series Reed for RAD Valve - Boyesen


Description: Replacement Pro Series Reed for RAD Valve from Boyesen The latest carbon fiber technology dual stage reed design from Boyesen Utilizes a carbon fiber top reed and a durable fiberglass/epoxy bottom reed Offers the quickest acceleration any reed can offer Maximizes horsepower and torque Responds quickly and accurately to changes in piston speed for smooth, dependable throttle response
Price: $62.99.


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