ok i have looked at mountain performance and have an idea of what i need..but is it hard to change the tunnel.. the gear for the chain..what kind of tunnel..and any other questions i have not thought of.. you guys are the experts..none around here...and the big one question I know..around how much..the attack is completely stock..the suspention+ skid will be ZX-2 and she will be on a maveric..good for trails and snow..yes she likes the 150 hp...she has raced with me and past my sled at 165 kilameters..shes one of those dangerous ladie drivers, in her S U V....yes I am able to do the work...had 2-strokes for a long time..just might not want to it... thanks
P S she is an off trail beginner..
P S she is an off trail beginner..