Tuning Kit 85cc for 70th head

This kit is for engines with a 70cc cylinderhead (22/25mm valves).
Steel cylinder: 63mm long and with 51mm bore.
For crankshafts with 41,3mm stroke.

This kit works fine with a 20mm carb.

We recommend to use this kit with a stronger oilpump.

Police Version: Marked with 49cc

Honda Dax Monkey Gorilla