Cylinder Kit BIG BORE - P400485100012

Zylinder Kit BIG BORE - P400485100012

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Delivery time appr. 1-3 workdays

  • P400485100012
ATHENA Cylinder kit BIG BORE (increased displacement ) Bore: 83 mm... more
Product information "Cylinder Kit BIG BORE - P400485100012"

ATHENA Cylinder kit BIG BORE (increased displacement


Bore: 83 mm

Displacement:   290 cc



  • higher power and torque than series
  • improved residual flow channels
  • improved materials
  • improved cooling circuits
  • improved cylinder life due to electroplated coating
  • improved piston runnability and lubrication due to special grinding and hollowing process of the running surface
  • Production on state-of-the-art machining centers
  • Piston specially matched to the cylinder
  • Accurately fitting high-grade gasket set included
  • Parts also available individually as spare parts


Scope of delivery:

  • Cylinder
  • Piston, pin and clips
  • complete gasket set


Technical data / Power and torque curves


Shown picture similar

Suitable for: YAMAHA WR250F 2001 2012 YAMAHA YZ250F 2001 2007
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