It just seems so arbitrary on whether or not it idles smooth or rough every time I go to start it, and whether it will run for 20 seconds or 5 minutes. So far I've got a list of culprits of the float needle valve and where it goes into for anything that can make it stick or not seal shut (and probably should double check my float for leaks?), weak spark (check condenser), and I am tempted to check the air flow to the carb since it seems to be running fuel rich as apply choke makes it worse not better.
In fact, I ran it again with the carb set at 1 and 1/2 turns out on both the main and idle jets, and just for fun while I had it idled all the way down (and running), I turned the idle jet in... Before long, I had the idle jet turned all the way in, and _nothing_ different happened. How does the idle jet work, exactly?
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Today's Featured Article - Memories of an IH Super A When I was ? up to 10, I worked on my Papaw's farm in Greeneville, TN every summer. As I grew older (7), it was the thrill of my day to ride or drive on the tractor. My Papaw had a 1954 IH Super A that he bought to replace a Cub. My Papaw raised "baccer" (tobacco) and corn with the Super A, but the fondest memory was of the sawmill. He owned a small sawmill for sawing "baccer" sticks. The Super A was the powerplant. When I was old enough (7 or 8), I would get up early and be dressed to
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