Racing crankshaft from Polini for the Minarelli AM6 series of engines.
This is a standard stroke crankshaft so perfect for 50cc to 80cc engines that require the stock stroke.
Perfect for rebuilding your Aprilia RS50 or Rieju RR and more.
From Polini:
Polini Motori dedicates all its experience to the Enduro and Motard 50cc motorcycles
by developing the brand new Polini For Race crankshaft.
It has been designed for Minarelli AM6 engines with the aim to improve the quality
and the performance of the original spare parts.
Same as per the racing engines it is born with the coil machined from a block with the
aim to optimize the performance and resistance to stresses. It is perfect both for 50cc
and 80cc tuned-up engines.
Do not limit your rpm: Polini brings you higher with a performing and reliable product.
Polini Crankshaft for Minarelli AM6 engine: item 210.0052