Polini Hi-Speed variator kit for Yamaha Aerox/ Minarelli Horizontal & Vertical 50cc 2-Stroke scooters.

Give your Aerox engine a sharper response with the Polini Hi-Speed variator kit; designed to improve power delivery and acceleration, the Hi-Speed variator is a great choice for both everyday riding and sport-tuned engines. It helps the engine stay in its powerband more effectively, giving smoother and more responsive performance. A solid upgrade for sharper transmission response and better use of your engine's power.

Features:
-Polini Hi-Speed variator,
-Suitable for Minarelli Horizontal & Vertical 50cc 2-stroke engines,
-Improved power delivery,
-Great for everyday use and sport tuning,
-16x13mm rollers.

The kit includes two sets of variator rollers, allowing you to fine-tune the transmission to suit your setup: 3.6g & 4.9g.

Polini 241.301