Polini Racing full cheek crankshaft with higher pre-compression and normal stroke (39mm). The lower connecting rod bearing is equipped with copper thrust washers. The extra bore at the upper connecting rod end supplies the piston pin bearing better with oil even in extreme rpm. Polini quality for the racetrack & demanding tuner.
Fits Peugeot 103 mopeds with electronic ignition (small cone).
Fits Peugeot 103 mopeds with electronic ignition (small cone).