i will come back to the vento gt5, when theres alot more after market parts for the vento..my elite 50 has a 82 cc bore kit with a high performance muffler called typhoon with lots of aftermarket parts .. top speed i had on it 65 mph.. trying to figure out a way to make the vento zip run the same way..when i have something i'll post it.. i work at a moped shop so i'm exposed to all tools and all types of moped....vento gt5 rule..i'll come back to it.. thanks for looking..