Hoca QMB139 50mm Piston Kit

Hoca QMB139 50mm Piston Kit

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Part Number: 169-203

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Product Information

img-qind.JPGHoca Piston Kit for the 50cc QMB139 4-stroke 50mm, Racing Big Bore Cylinder Set.

  • Piston Outer Diameter: 50mm 
  • Total Piston Height: 34.8mm
  • Compression Height: 18.3mm
  • Wrist Pin Diameter: 13mm
  • Wrist Pin Length: 36mm
  • Includes piston, pin, rings and circlips

Various unlisted makes/models

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