Thread: Losing R.P.M
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Old 10-12-2009, 08:18 PM   #6
crash12888
Gone Crazy
 
Join Date: Jan 2007
Location: Chesterfield, Va
Posts: 6,021
Default Re: Losing R.P.M

Not without rejetting the carb and updating the exhaust system.
Yamaha's are kinda funny about not running right without the stock air box sealed properly and a good filter in it.
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