Polini Self-Ventilating Half Pulley Air Speed Evolution 14°

POLINI EVOLUTION PRE AIR SPEED SELF VENTILATED HALF PULLEY

The Polini Evolution Pre Air Speed self-ventilated half pulley has been designed for all the scooters equipped with Polini Evolution PRE engine crankcase and for tuned Piaggio engines.
Machined from a block of aluminum alloy with anodized treatment, it features for the increased shims and cooled fins machined from the half pulley.
Tuned engines with high performance need improved cooling of the transmission group; for this reason the use of the Evolution Pre Polini air speed self-ventilated is mandatory on the Polini Big Evolution tuned engines.
Item: 244.0130
100% Made in Italy