BOYESEN RAD VALVE KDX200 220, BLOCK RAD-14XA, RAD-14XA sizing-jersey-elrod-youth NTN or Koyo Japanese OEM

NTN or Koyo Japanese OEM spec bearings

· KTM 105SX 2008

1990: Ducati Supersport 900SS

Mounts to standard standard handlebar

BOYESEN RAD VALVE KDX200 220, BLOCK RAD-14XA, RAD-14XA sizing-jersey-elrod-youth NTN or Koyo Japanese OEMBoyesen Rad Valve RAD 14XA RAD14XA 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