There is NO GM part number for a "one-wire" 10SI, 'cause GM did't MAKE a "one-wire" 10SI.
It is the AFTERMARKET folks, trying to make things simpler for the "electrically challenged" that came up with that GOOFY idea, which comes at a cost of it's own set of problems.
Just connect up a STANDARD 10SI three-wire alternator as shown in the photo, and you'll have NO problems!
You can use a #194 lamp as an idiot lamp OR a 10-Ohm, 10-Watt resistor, or the diode, (as shown).
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Today's Featured Article - Gatherin of the Orange - by Rick Nikolich. In July of 1998 I was talking to fellow Allis Chalmers collector Mike Schilling about the annual "Gathering of The Orange" AC show coming up in August of 1999. He got this wild idea that we should get a convoy of AC tractors and drive them from Charlotte, Michigan 105 miles to LaGrange, Indiana.
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