Zenoah 36mm 29cc bigbore kit for PUM engines!
This 36mm cylinder is for use with the standard 28mm crankshaft.
Improves TORQUE & PERFORMANCE; 36mm 29cc bigbore
This Bore-up kit will fit the G260PUM, G231PUM engines,
Parts included are:
-wrist pin bearing
-wrist pin washers
-Gold water jacket
Zenoah part# 966748001