Boyesen RC2 Radvalve Valve boxKAWASAKI 250 KX 250 (KX250M) - 2003Ref : 360068 / 1101444

Boyesen engineers have developed a series of technical innovations on its range of intake systems to optimize power, torque and flexibility: Aerodynamic Surface Optimization, Model-Specific Reed Petal Tensioning, Material Fuel Resistance, and Multi-Stage Reed Timing.
BOYESEN valve gearboxes are developed specifically for each motorcycle model

• 100% aluminium can body, optimized internal surface finish
• diffuser to optimize flows and avoid pressure drops
• Inlet pipe and clamps supplied, direct mounting without modification
• Variable-flexibility valves, model-specific (Aerospacial-grade carbon)
• Rubber-coated, hydrocarbon-resistant valves for extended seal life

RC2 valve gearboxes, developed in competition, significantly optimize intake flow, resulting in greater efficiency, more power and better revs on YOUR bike!

Spare blades: 360182

Spare gasket: 650075