i have also a speedfight yesterday i changed my silencer wool now it sounds much better :D my setup : stock engine with gianelli reverse my vario is now without the little plate and my diff is now with a yellow pressure spring 50 ccm and top speed 90
@ThumbsUpPeople haha your comment was in pretty good english but yeh alot of us 50 modders tend to call scooters peds for short as in moped becouse there classed on the documents as mopeds and scooters like
If you still want to know, he probably just changed the exhaust and removed the plug on the new exhaust(stage 6, polini and Leo vince makes good exhaust systems). Probably also removed the variator ring and he might have changed the weights. Probably useless information for you now but might be helpful for someone else.