BOYESEN 94-01 YZ80 BOYESEN RAD BLOCK RAD-30A PW50 handlebar kit Kawasaki KX250 03-08

Kawasaki KX250 03-08

· Husaberg FE390 / FE450 / FE570 2011

Be fully prepared to maintain clear

Big Bore pistons increase displacement and power while maintaining stock compression ratios

BOYESEN 94-01 YZ80 BOYESEN RAD BLOCK RAD-30A PW50 handlebar kit Kawasaki KX250 03-08Boyesen Rad Valve RAD 30A RAD30A 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