Reinforced full circle crankshaft from Top Racing suitable for Puch Maxi N, S with E50 engine as well as in Puch Maxi P1. This crankshaft is a full circle version of the new crankshaft type in excellent quality without enlarged collar for the crankshaft seal. The full circle increases torque and pre-compression. See detail photo.

This crankshaft uses crankshaft seals left and right 17x40x7 and a left crankshaft bearing 6203 - LAG.6203.C3 - and right crankshaft bearing 6203 with 11mm inner ring (groove ring; special bearing).