With the engine off look down in the throat of the carb and open up the throttle and you should see two pretty good squirts of fuel steaming down into the throat. If not more than likely you have a bad accelerator pump. Probably dried out over the years. As far as the nipple on the back put your finger on it while idling and see if you can feel any vacuum. Then bring the rpm's up to about 2000 and see if any vacuum on it then. If you have vacuum at any time on that port you can just plug it off. I believe it was used for the original choke system but that looks to be updated to electric choke now. Also may sure the dwell on the points is right at 28 to 30.
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Today's Featured Article - Fasteners: The Nuts and Bolts of Nuts and Bolts - by Curtis Von Fange. The nuts and bolts of nuts and bolts is an interesting and essential piece of knowledge that applies to our older tractors. An improperly torqued capscrew on an engine head or a shear bolt that is too hard on the driving shaft of a bushog can create havoc and make an expensive and uncalled for repair. Let�s examine the purpose and design of these fasteners in order to ensure their proper use. Fasteners are probably one of the aspects of mechanics that is given the least amount of thought.
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