Uncle Tom asked ..Is the needle and seat not holding and flooding enough to make it rich?.. You say the mechanical fuel pump works good, maybe in a way to good. Maybe whatever controls the amount of pressure the pump puts out is stuck or faulty. Then the higher fuel pressure cannot be held by the float needle valve and the fuel bowl level gets to high. In the photo is a method to test the level as it is running, showing a small engine carb but the method is the same for many gas engine if the carb configuration allows it. It requires some clear tubing and a hose barb for the carb drain. Also what springtom says about fuel vaporization commonly called ..vapor lock.. may be aggravating this as well. If this check can be done it would clear up several things that may be to blame as far as the carb goes. Just trying to point out different angles to a couple of things mentioned.
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Today's Featured Article - Women and Tractors - Tractor Engine Repair - by Teri Burkholder. One of the great things about working on a tractor engine with your other half is that you know what he is thinking of at all times and can anticipate his every move and his next thought of what he will do. With Ben, anyway, I can tell! He'll be busy working and I�m handing him tools and he says, "give me that..." and I�ve already got it in his hand or "hand me that....."and I�ve got the portable light right where he needed it placed to see. "Run in the house and get me a...."as I open th
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