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Piston Kit with Rings Hoca QMB139 50mm GY6 49cc > Part # 169GRS203

  • $ 2999


Grand Rapids Scooter's Hoca Piston Kit for the 50cc QMB139 4-stroke 50mm, Racing Big Bore Cylinder Set.

Fits Bintelli, Tao Tao, Peace Sports, Wolf, Schwinn, Puma, SYM, Alliance, Motorino, and Kymco.

Specifications:

  • Piston Outer Diameter: 50mm 
  • Total Piston Height: 34.8mm
  • Compression Height: 17.3mm
  • Wrist Pin Diameter: 13mm
  • Wrist Pin Length: 36mm
    • Includes piston, pin, rings and circlips

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