Quote:
Originally Posted by Mike Hudson
i'd recommend a 19 or 20t pinion depending on the track with the standard 81t spur if its a sintered rotor, think a 5.5 in 2wd is abit quick though! i'd consider using a 6.5 or 7.5 if I were you
|
7.5 it'll be then, because my supplier has the system for £125 before delivery
so 7.5 will be about a 9.5:1 ratio, the track is a tight indoor carpet one.