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Old 23rd April 2008, 09:19 PM   #2 (permalink)
newguy18
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Join Date: Jun 2007
Location: Live Oak Florida home of the crapiest trees you will ever see.
Posts: 2,632
Default Re: Stihl 031av Help

welcome Tyler,It sounds like you need to rebuuild the engine,80 pounds isn't alot of compression that saw should push about 100-120 on a compression tester.While your at it clean and rebuild the carby and check the seals on the crank[pressure test].
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