Quote:
Originally Posted by xray011
I put a 6.5 motor in but the lowest pinion i can put in is a 23t.with a 75 spur.It has way to much top end to race indoors.was looking to put a 21,22 in.
so is there a upgrade motor plate or do i drill it out,or put a 81 spur on?
if i put a 81 spur on witch size pinion do i use?
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Good question.............
