I just put in my new epi pro big wheel spring kit and man what a difference it made i also have the cdi box out of canada . only thing i dont like is now it acts like a stall converter on take off epi said that will change some as i ride it any one else notice this and did it change[img]i/expressions/face-icon-small-tongue.gif[/img][img]i/expressions/face-icon-small-shocked.gif[/img]