Minarelli horizontal long crankcase clutch Pulleys Speed Drive Evo 3 Polini

Pulleys Polini evolution 3 ceramic minarelli.

Made entirely from lightweight aluminium alloy, they are 500 g lighter! with a diameter of 128mm

They have undergone a special ceramic treatment with a significant advantage: in addition to greater power transmission, the lower operating temperatures improve grip with the belt and prevent the belt from breaking

The performance is much higher and, more importantly, a performance stability is achieved to avoid drops due to temperature.

The improvement is immediately noticeable with an increase in acceleration and thanks to the throttle response, an element that cannot be missing in a high-performance setup.