get a 210 kit itl be nasty with one of them on lyk all ive dun to mine is malossi multivar 2000 race variator and its not in the garage getn a gear up kit and racing clutch on i bought it with a scorpion exhaust on mine only does 70 at the min as ive set it up for wheelien lighter rollers in it really quick me bike lyk still cdi restricted