UMA Racing 57.3mm Forged Piston kit - Honda CBR150R/RS150R/Winner/Supra/Sonic

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If you are looking for a high quality piston for your project/build, this ready to race UMA Racing hardened forged piston will handle anything you throw at it.

Supports Honda 4 valve engines and has been machined out to support high lift camshafts but may need extra machining depending on your setup. Includes piston pin, clip and rings.



  • OEM part number: 13101-K56-N00
  • Piston Diameter: 57.3mm
  • Pin diameter: 14mm
Includes piston rings, pin, circlip



Honda RS150R/Winner/Supra/GTR150/Sonic (2016) 150


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