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Thread: Hpi Pro 4
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Old 04-09-2004, 01:54 PM
  #3279  
SCHMACHER
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Join Date: Feb 2002
Posts: 121
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this might be not be the right place for this, but since it's pro 4 related i figured it should go here..i've taken a pro 4 and converted it to off road...my question is i'm running a 13X2 with a 75 tooth 48 pitch spur...what would be a good starting point pinion wise?
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