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The sku# on my inv. was 113377. MFG SPI. They do not have a part # listed and it is not on their website. They are very phone order friendly. I called they 800 number on the website and they had everything located in 5 minutes. The alternator part # is A8003

I am at a week in on my new alternator. It is still working great. Does anyone have any idea how the 12 volt terminal on this alternator works? I am guessing it is just a resister but I hoped some of our more electronics knowledgeable members might have a better idea. I really want to hook...

The bracket is steel so I just mig welded it. I had to cut a tack weld apart and move a bracket. The welds were holding real good.

spidermarine.com, delco 21si alternator. I got the one set up for cummins. You have to call the 800 number and ask for the pulley. It is not listed on the website. part no. A8003

About Thanksgiving time the alternator on my deuce decided to give up. I took it to be rebuilt. I called twice and the rebuilder had not got around to it yet. At the 4 week point I walked in the shop and saw my alternator sitting right where I had left it. I told them I wanted it back and...