Chung Yang +2mm Stuffed Crankshaft (30mm total)
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This is the long-anticipated Zenoah 36mm 29cc bigbore kit for PUM engines!  This kit will fit Zenoah G231PUM/G260PUM engines, or any engine running the 4-bolt  Zenoah marine crankcase..  This includes the parts shown (piston, cylinder, ring, pin bearing, pin washers, piston pin, base gasket, c-clips, and gold-colored heatsink).

This 36mm cylinder is for use with the standard 28mm crankshaft.  

  • Item #: Z290BBK
  • Manufacturer: Zenoah
  • Condition: New

Zenoah 290PUM 36mm Big Bore Kit

Price: $89.00
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