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SAME AS RAD-12E, BOYESEN RAD VALVE 99 KX250, BLOCK RAD-12D
  • SAME AS RAD-12E, BOYESEN RAD VALVE 99 KX250, BLOCK RAD-12D
  • SAME AS RAD-12E, BOYESEN RAD VALVE 99 KX250, BLOCK RAD-12D
SAME AS RAD-12E, BOYESEN RAD VALVE 99 KX250, BLOCK RAD-12D

SAME AS RAD-12E, BOYESEN RAD VALVE 99 KX250, BLOCK RAD-12D

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Boyesen Rad Valve - RAD-12D / RAD12D

  • 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 aluminium casting, no trimming or plastic inserts required.

Compatible with Kawasaki:

  • KX250 1999