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Old 04-30-2013, 05:53 PM   #3
smallblock450sl
Sometime's............
 
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Yamaha
 
Join Date: Oct 2007
Location: Tacoma Washington
Posts: 11,875
Default Re: G9 smoking, also loss of power

Sounds like the oil rings are worn and/or valve stem seal. G2 thru G14's are netorius to not run correctly if the air box isn't sealed correctly.
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