POLINI HI SPEED EVOLUTION R02 VARIATOR
For Horizontal and vertical Yamaha Minarelli engines
Polini presents HI SPEED EVOLUTION R02 variator, the n6 rollers variator addressed to the world of the engines for competition
Studied for all the 50cc scooters equipped with Yamaha Minarelli engines, it grants burning starts and at the same time extraordinary performance in terms of maximum speed.
IMPORTANT: this HI SPEED EVOLUTION R02 variator is specific for Yamaha Minarelli engines and it is possible to install it maiting the electric starter.
The kit includes a spring with a higher charge, increased of 8%, complete with Evo Slider, the anti-torsion system that eliminates any solicitation problem of the spring and favors the sliding.
The chromed pin has a bigger diameter too, to grant a perfect sliding and increase the resistance to deformation.
Better performance as per acceleration and maximum speed, but also lower maintenance costs: the new parts, the better lubrication of the bush and of the pin, the brightening of the slides and the quality of the rollers material allow a better resistance to wear, for the benefit of the reliability.
- Item 241.731 HI-SPEED YAMAHA-MBK EVO. VARIATOR ELECTRIC STARTER
Public price: euro 76,00 + VAT
100% Made in Italy