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Old 01-03-2010, 10:41 AM
  #10810  
not home
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Originally Posted by busta774
hey, im just getting back into electric and i have the b4 jus wondering what size pinion to run i am using a 8.5t brushless and a 81 spur, and just any ideas for a pinion to start on? i also have a few different size spurs 72 & 78

Thanks
depends on the size of the track, i tried 81/23 and 78/21 for a tighter track.
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