Polini Speed Control offers one of the strongest variators indicate on the market. The roller ramp are calculated so that the available engine power is translated significantly better on the road. This leads to a noticeable increase in acceleration.
Supplied with 2 sets of 16x13 Vario Mati pulleys are at 6.90 g and 4.8 g
This variator will work on Franco Morini engines used in TGB and Hyosung 49cc two stroke scooters.
The Polini Variator for Franco Morini engines with release the restriction the stock variator has by allowing the weights to travel all the way out, you can see on your stock variator where weights would stop and where performance variator lets them travel all the way out for much better top end speed.