I haven't been able to figure this one out. Runs fine until 30 - 45 minutes in when it starts losing power, gets boggy, and won't rev up to WOT. I have cleaned and then just removed the spark arrestor, new air filter, new fuel filter in the tank, new spark plug, and fine tuned the carb. Any ideas?
Stihl BR800x loses power and bogs after 30-45 minutes of operation
- Thread starter eltut
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