Vehicle Help
'91 Schoolbus 5.9 Cummins engine in my '84 Ramcharger
Has a huge 130A Prestolite 8LHA 2050VA alternator on it, which has its own voltage regulator on the back.
3 studs on the back (see pic) - black wire to volt reg, red wire to volt reg, and a third on the bottom
I believe these are "Negative...