1951 SC did not use the cut-out or the 4 position sw Your gen should be a DELCO 1101501 GEN with reg mounted below the gen. Is your lite sw the original and is the cutout original sounds like your system is not matched. When you ground the field with gen running it should show charge if it does it is the cutout if not it is the gen are all systems grounded to the tractor. You need to look up BOB Ms wiring dia for the 51 SC. The new 4 position is it the original type or a replacement
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Today's Featured Article - Earthmaster Project Progress Just a little update on my Earthmaster......it's back from the dead! I pulled the head, and soaked the stuck valves with mystery oil overnight, re-installed the head, and bingo, the compression returned. But alas, my carb foiled me again, it would fire a second then flood out. After numerous dead ends for a replacement carb, I went to work fixing mine.I soldered new floats on the float arm, they came from an old motorcycle carb, replaced the packing on the throttle shaft with o-rings, cut new ga
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