Seller notes

Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports Made of one-piece aluminum castings and bolts in easily; no modifications necessary Provide quicker, sharper throttle response and more horsepower throughout rpm range Specially-designed reed cage holds Boyesen's patented dual-stage reeds Boyesen's hot RAD valve provides plenty of torque. RAD VALVE KX250 '00...

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