Boyesen Engine Parts

Boyesen makes performance engine components for dirt bikes and powersports machines, including dual-stage power reeds, RAD valves, water pump covers, and clutch and ignition covers for 2-stroke and 4-stroke engines. Motocross and off-road riders fit Boyesen to gain throttle response and usable power.

Boyesen traces its history to 1972, when founder Eyvind Boyesen revolutionized two-stroke intake design, and the brand has since worked with factory racing teams. Riders choose Boyesen for proven performance parts engineered to add power and protect the engine.

Frequently asked questions

Do Boyesen power reeds add power? Yes, Boyesen dual-stage power reeds and RAD valves are engineered to improve throttle response and usable power.

Does Boyesen fit 2-stroke and 4-stroke engines? Yes, Boyesen makes reeds, water pump covers and clutch and ignition covers for both 2-stroke and 4-stroke dirt bike engines.

Do you offer free shipping in Canada? Yes, on orders over $279.99.

Looking for more? Browse our motocross parts and accessories.

Shop the full motocross parts & accessories collection at DRIVEN.