BOYESEN 2003 KX125 BOYESEN RAD VALVE, BLOCK RAD-11J Cap Harley Davidson XL 1200X Forty

Harley Davidson XL 1200X Forty Eight 2014

Excellent clutch feel and life

allows the knee pad to be perfectly adjusted to the rider’s joint

It’s subtle

BOYESEN 2003 KX125 BOYESEN RAD VALVE, BLOCK RAD-11J Cap Harley Davidson XL 1200X FortyBoyesen Rad Valve RAD 11J RAD11J 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