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Old 06-02-2014, 07:32 PM
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rogergendron1 rogergendron1 is offline
Motorized Bicycle Elite Member
Join Date: Sep 2013
Location: woburn ma
Posts: 882
Default Re: 4 stroking at 0 throttle-1/4 throttle

if it started surging out of nowhere you have an air leak ... check the intake manifold gasket and make shure the carb is clamped tight to the intake
here to stay and compleatly insane ! deal with it lol
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