Hello I have got in my TGB malossi sport 70ccm+ ariete kevlar belt... and he is going about 80km/h:/ I thought about chaniging exhaust(Tecnigas RS or next/r or leo vince zx) and gearbox...and my question is what should I change in my scoot to gan more speed... and is this http://bmkmoto.kqs.pl/?d=produkt&id=984
geaorbox from this site is for speed or acceleration??
geaorbox from this site is for speed or acceleration??