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suicideneil
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Posts: 7,494
Join Date: Feb 2007
Location: Devon, England
01.13.2009, 07:15 PM

Use the gearing calculator in that link- just enter your diff ratios and tire sizes etc, then find a pinion that gives you ~40mph with your 46t spur.

What heck is a Swift 2 1/8 buggy anyway- pics/ link required.
   
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