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 - What Oil Should I Use? - by Francis Robinson. I keep seein this question pop up over and over again in discussion groups all over the web. As with many things there are often several right answers and a few wrong ones. Some purist I'm sure will disagree to no end with what I will tell you but most of us out here in the real world don't really care do we ? Some of them only bring their noses down out of the air long enough to look down them anyway. If you are like me you are only doing this old tractor stuff because you enjoy it. You
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