This kit is for 6 Volt engines with a 70cc cylinderhead (22/25mm valves).
Alu cylinder: 63mm long and with 52mm bore.
For crankshafts with 41,3mm stroke.
This kit works fine with a 20mm or 24mm carb.
We recommend to use this kit with a stronger oilpump and stronger clutch.
Police Version: Marked with 49cc
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