To achieve the best performance it is necessary to choose the best technology. This is why Polini dedicates to the 4 stroke 50cc Honda Vision’s owners a new HI-SPEED variator, a concentrate of sporting features.

The new HI-SPEED variator kit includes rollers, compression spring and clutch spring. It is able to make grittier and reacting your scooter character. It improves the power output at every rpm, maintaining safety and reliability at the same time.
The HI-SPEED for 4 stroke Honda Vision has specific calibration for your original scooter. The new half-pulley, die-cast in light alloy at high siliceous content, is produced with new inclinations of the rollers sliding surfaces. The compression spring, with increased load, improves the power output at every rpm. The three clutch springs with increased load improves the clutch coupling to improve the pickup when starting. Even if the 50cc displacement of the scooter remains the same, it seems as you are driving a new scooter: grittier when starting and brilliant in the power output.
For your wish of performance HI-Speed is really competitive, even as for its price.

Retail price: euro 52,00 + VAT
Part no.: 241.698