Running surface, angles and roller tracks were redesigned and optimized for increased acceleration and improved top speed.
To get the most out of it, you'll have to test and try different roller weights to find the weights that are most fitting for your engine.
8 roller weights 20x12 - 11g.
|Polini Variator "Maxi Hi-Speed" Yamaha Majesty 250cc / Aprilia Leonardo 250cc|
|Roller Size||20 x 12 mm|