Boyesen Pro Series Reeds are for RAD Valve and Rage Cages The latest carbon fiber technology with all the advantages of Boyesen's patented dual-stage reed design Utilizes a carbon fiber top...

Boyesen's hot RAD valves provide plenty of off-road torque Custom reed cage holds Boyesen's carbon fiber reeds Sustains flow velocity through the valve and redirects intake charge for...

PSR-69 only fits RAD-30 Reed assemblies. Boyesen Pro Series Reeds are for RAD Valve and Rage Cages The latest carbon fiber technology with all the advantages of Boyesen's patented dual-stage...

Carbon or fiber single-stage replacement reeds Increases performance from start-up to full-throttle Matched to OEM specifications Last longer and better value than other stock or carbon reeds on the...

Look like a professional with the Factory Ignition Cover Seals properly, guarding inside of engine from dirt and water and outlasts stock covers Boyesen Factory Covers are cast from the highest...

An aluminum investment-cast water pump cover and impeller combo; specifically designed to enhance the performance of your engine's cooling system This high-flow, hydrodynamic water pump kit has...

Get Boyesen power for your snowmobile High-quality reeds outperform stock reeds Increase performance from start-up to top speed Compatible Vehicles Years Make Make Notes 1999-2003 Polaris XCR...

Get Boyesen power for your snowmobile High-quality reeds outperform stock reeds Increase performance from start-up to top speed Compatible...

Get Boyesen power for your snowmobile High-quality reeds outperform stock reeds Increase performance from start-up to top speed Compatible...

Boyesen Pro Series Reeds are for RAD Valve and Rage Cages The latest carbon fiber technology with all the advantages of Boyesen's patented dual-stage reed design Utilizes a carbon fiber top...

Replacement reeds for the Boyesen RAD valve # RAD-40B Includes petals, rev-plates, and extra screws