When properly gear timed at assembly this is how the magneto drive would be set. After reading you second post I changed my mind on fuel restriction. I would guess that the advance in the magneto is either stuck and not working or the magneto does not have the 30º advance. The advance degree is stamped on the flange inserted into the block. If it is snapping the impulse at 12 oclock it is either the wrong magneto or the stop pin is set for counter clock ways. If you figured out how to make it run in time this way would not cause you a problem. I had a B Allis that the magneto advance stuck and would start and idle but would not increase the RPM's as well and an Oliver 1850 that the advance stuck on the distributor that would only run about 1/3 throttle. I had the carburetor apart several time before I pulled the distributor out of the Oliver 1650 and solved the problem. It may not happen often but I had two.
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Today's Featured Article - Third Brush Generators - by Chris Pratt. While I love straightening sheet metal, cleaning, and painting old tractors, I use every excuse to avoid working on the on the electrics. I find the whole process sheer mystery. I have picked up and attempted to read every auto and farm electrics book with no improvement in the situation. They all seem to start with a chapter entitled "Theory of Electricity". After a few paragraphs I usually close the book and go back to banging out dents. A good friend and I were recently discussing our tractor electrical systems when he stated "I figure it all comes back to applying Ohms Law". At this point
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