I had some of the same problems with the original Carter UT carb and went through a few rebuilds and such and never corrected the problem. I put on a Zenith which ran somewhat better. I finally found the real problem was the air cleaner which was made by United Specialties is suppose to have an oil baffle above the oil cup which was missing. I obtained a complete air cleaner assembly made by Donaldson and swapped them out. The Donaldson doesn't have the baffle and also a different oil cup. An oil rich air mixture was being sucked into the engine which was leading to plug fouling and power loss shortly after a plug change. The air cleaner change ended my problems but my tractor runs far better with the Zenith carb as I reinstalled the Carter to see the difference after the air cleaner change. I went back to the Zenith very quickly. Hal
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Today's Featured Article - Choosin, Mounting and Using a Bush Hog Type Mower - by Francis Robinson. Looking around at my new neighbors, most of whom are city raised and have recently acquired their first mini-farms of five to fifteen acres and also from reading questions ask at various discussion sites on the web it is frighteningly apparent that a great many guys (and a few gals) are learning by trial and error and mostly error how to use a very dangerous piece of farm equipment. It is also very apparent that these folks are getting a lot of very poor and often very dangerous advice fro
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