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WOW! I can't believe anyone would opt not to install the 21si after reading this thread. Spend the extra $47 for the guarantee fix. But here's a link for the regulator: Regulator Assembly For AMA5104UT 60 Amp 24 Volt Alternator, AMA2004AS Here's the link for the alternator: 100 NEW Delco...

Yes and yes. I wanted new wiring directly to the battery to eliminate anymore possible issues.

I didn't use the original wires to the alternator. I taped them off and ran a new positive wire to the batteries. I also ran a ground wire from the alt to the batteries. The new alternator will come with a simple wiring diagram. The pulley will need to be drilled to 7/8".

I replied earlier to go straight for the 21si. They work great and it's the the only way to go if you are having alternator trouble. You are going to have to modify the bracket and pulley to make it work.

I was having an overcharging issue last week and put a new regulator ($63) from Erik's on mine. It would charge fine for about 5 minutes and then start overcharging...even rewired straight to the batteries. So a new regulator is not a guarantee fix. I dislike spending money with negative...

Make sure you are getting battery voltage to the exciter wire when the ignition switch is on.