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My 50cc Yamaha aerox Valentino Rossi pulls away normal when cold as soon as it warms up splutters and misfires flat out I've tryed various things...
Okay thanks
It use to run fine till I put new barrel and piston on ?
Hi I have a Yamaha aerox Valentino Rossi rep and it has a Leo vince tt exhaust and new piston and barrel but it seems to be struggling to hit high...