ATHENA Forged 4T Racing Piston 77.95mm 250CC Pin 16 for Honda

for HONDA CRF R, CRF X

Check the compatibility with your motorcycle
FIND YOUR BIKE - compatibility table

Ref.
221871
Cod.
S4F07800002A

-15%

Special Price €189.90 Regular Price €223.39

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The ATHENA 4T Racing forged piston, with a bore of 77.95 mm and a compression height of 18.90 mm, is designed to optimize the performance of your 250 cc engine. This piston, with a compression ratio of 12.9:1, ensures efficient combustion, helping to maximize the power and responsiveness of your vehicle. Its forged structure offers superior strength, ideal for those seeking high performance on the track or on the road.

The diameter of the connecting rod pin, measured at 16x9x38 mm, ensures perfect compatibility with the Athena and OE cylinder, while the two piston rings are designed to optimize sealing and reduce wear, extending the life of the engine. This component is perfect for those who want to push their bikes to the limit, ensuring smooth acceleration and an immediate response to the throttle. With the ATHENA 4T Racing piston, every ride becomes a unique and engaging driving experience.

  • Bore: 77.95 mm
  • Compression height: 18.90 mm
  • Designed for 250 cc engines
  • Compression ratio: 12.9:1
  • Forged structure for superior strength
  • Connecting rod pin diameter: 16x9x38 mm
  • Compatibility with Athena and OE cylinder
  • Two rings designed to optimize sealing
  • Wear reduction to extend engine life
  • Smooth acceleration and immediate throttle response

Race Use Only - Not intended for road use


TypeForged
Bore77,95
Displacement250
Compression height18,90mm
Compression ratio12.9:1
Number of segments2
This product fits your
This product does not fit with
HONDA
CRF R 250 2004-2005
CRF X 250 2004-2017