BOYESEN RAD VALVE 96 YZ250, BLOCK RAD-34C, RAD-34C Clutches Compatible with 137 models (yearly)

Compatible with 137 models (yearly)

Aprilia Tuono 1000 2003

Rev 50 Enduro Alu

RM125 93-95

a standout piece from the official Davey Todd collection

BOYESEN RAD VALVE 96 YZ250, BLOCK RAD-34C, RAD-34C Clutches Compatible with 137 models (yearly)Boyesen Rad Valve RAD 34C RAD34C 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