Welcome to the site...They look like loads of fun but are pretty much a ton of work to get them to ride safer when you make them faster...Heres a thread to peruse.....
A brand new bike will have a few more EPA friendly components and the carbs arent worth even trying to mod
http://www.pocketbikeplanet.com/showthread.php?t=40235
A brand new bike will have a few more EPA friendly components and the carbs arent worth even trying to mod
http://www.pocketbikeplanet.com/showthread.php?t=40235