got a snapper im working on with a k-series kohler engine.replaced the points,condenser,plug,wire,coil,new fuel,new carburetor from kohler,fuel filter and went through the wiring everything is correct.okay it runs at idle when you throttle it up it spits gas out the carb and blows black smoke you throttle it down it idles fine,have adjusted carb(i am really good at carbs)..does anyone have any suggestions or do i park it behind the garage?i am at my witts end with this one.any help i would appreciate it thanks,Vern