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Old 10-10-2013, 10:40 PM
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bairdco bairdco is offline
a guy who makes cool bikes
Join Date: Aug 2009
Location: living the dream in southern california
Posts: 6,262
Default Re: 80cc bike proble<

check the 10t drive sprocket that the chain rides on. if that key sheared it'll freewheel the motor. Happened to me once on a bike i built for a friend.
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