Quote:
Originally Posted by DaveG28
You'll need to decide which motor before choosing a pinion, if you put a faster motor in generally you need a smaller pinion, but it would depend on specific motors, so post which one your using. Also, do you know which track? The best help on gearing will come from other racers at that track, though you'll get a good general idea from people here!
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keighley track i am going to use if not i am going to shack it off as its doing my head in know. all the racing stuff . people say use a 25pinion and it just wheelspin like mad and ripping grass up for funny bigger the pinion faster it will go ?