I'm not too familiar with a beartracker carb, but you may also have an air/fuel screw on the outside of the carb, if so you may be able to fix your problem there depending on how bad it is.
I'm not too familiar with a beartracker carb, but you may also have an air/fuel screw on the outside of the carb, if so you may be able to fix your problem there depending on how bad it is.