BOYESEN 2004 CR250 BOYESEN RAD VALVE, BLOCK RAD-02H, RAD02H

Boyesen Rad Valve - RAD-02H / RAD02H   Now delivered with carbon fiber reeds for even greater performance gains Maintains flow velocity through the valve and redirects intake charge for more even distribution to the intake ports Sharper, quicker throttle response Added torque improves performance on hills, through corners and over technical jumps Increases horsepower in low-, middle- and especially the top-end ranges One-piece aluminum casting, no trimming or plastic inserts required   Honda 2004 Honda CR250R