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Old 02-14-2015, 07:48 PM
KCvale KCvale is online now
Motorized Bicycle Elite Member
Join Date: Feb 2010
Location: Phoenix,AZ
Posts: 3,554
Default Re: Gravity or siphon gas line

Originally Posted by 2door View Post
There's your problem.
If you are using any kind of rubber or resilient material between the engine and the frame you are increasing vibrations, not decreasing them.
I won't get any argument from any experienced builder here.

I couldn't agree more.

Get the back mount at a 90 to the seat post and tie in the front to match, all metal to metal with as close to a 360 grip on the bike bars as possible.

Sure there are crap engines that are way out of balance, but most aren't.
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