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Old 01-30-2011, 03:29 PM
msrfan msrfan is offline
Motorized Bicycle Elite Member
Join Date: Sep 2010
Location: Southern California
Posts: 1,484
Default Re: Engine vibrations bad for the frame?

I had 2 motors in a row that vibrated so bad no matter how solid the mounting. I ended up balancing the crank and that fixed the problem.
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