Crankshaft Polini PRE 100CC (50mm/100mm)

Coming from Italy, here is the Polini PRE 100cc 50mm stroke crankshaft for Piaggio (PRE) engine.

This Polini PRE crankshaft is initially designed to fit the 100cc "Hyper Racing" cylinders from the same "PRE" series and therefore has a "long" stroke of 50mm with a 100mm connecting rod.

This is a "full mass" model with inserts, fitted with a special "reinforced/treated" connecting rod and a 16mm "smooth" variator shaft.

This Polini PRE 45mm stroke crankshaft comes with its 14mm diameter needle cage but without bearings or oil seals!

Technical information:
-50mm stroke
-100mm connecting rod
-14mm axle
-Mass diameter ± 84mm
-Crankshaft shaft: 25mm (6205 bearings)

Coming from Italy, here is the Polini PRE 100cc 50mm stroke crankshaft for Piaggio (PRE) engine.

This Polini PRE is initially intended to be fitted with the 100cc “Hyper Racing” cylinders of the same “PRE” series. and therefore has a "long" stroke of 50mm with a connecting rod of 100mm.

This is a "full mass" model with inserts, equipped with a special "reinforced/treated" connecting rod and a shaft of 16mm "smooth" variator.

This Polini PRE crankshaft. stroke 45mm is delivered with its needle cage diameter 14mm but without bearings or oil seals!

Technical information:
- Stroke 50mm
- Connecting rod 100mm
- 14mm axle
- Mass diameter ± 84mm
- Crankshaft line: 25mm (6205 bearings)