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25 Posts
hey im new to all this stuff........ I've been riding dirtbikes as a kid but now on a o5 636 and a buddy of mine has a 07 gsxr-750 and talks shit about him smoking my bike.... i raced him and hes not much faster. how can i do some mods that with make my bike just as quick if not quicker off the line and down the quarter mile witihout turbos or major engine work? please help