Polini Hi-Speed Variator (Bws/Zuma 50F & 50X 4T / Vino / C3)

The Polini Hi-Speed Variator is designed to offer maximum performance for scooters equipped with the Minarelli 4-stroke engine. Thanks to an optimized ramp design and high-quality components, it provides sharper acceleration, better pick-up, and more efficient power transmission.

Currently, it is one of the most powerful variators available for Yamaha Bws/Zuma 50F & 50X 4T, Yamaha Vino, and Yamaha C3. Whether your scooter is stock or tuned, the Hi-Speed allows you to fully exploit the potential of the CVT transmission.

Technical Specifications:

• Brand: Polini
• Model: Hi-Speed
• Type: Performance Variator
• Direct replacement for the original variator
• Rollers included: 16 x 13 mm
• Roller weight: 4.9 g
• Reinforced torque spring: +87 %
• Reinforced clutch springs: +35 % (x3)

Set Contents:

• Polini Hi-Speed Variator
• Variator Bushing
• Ramp Plate (fixed half pulley)
• Sliders
• 6 rollers 16 x 13 mm, 4.9 g
• 1 reinforced torque spring (+87 %)
• 3 reinforced clutch springs (+35 %)
• (Contents may vary slightly depending on the manufacturer's reference.)

To achieve the best performance, we recommend installing a new belt, checking the condition of the clutch, and adjusting the roller weights according to your engine configuration and riding style.