don't forget the voltage reg on/in the back of the altenator. it's the brush assy which may have been all that was wrong with your charging. they sell for under 20$ if your's has 100k on it just change it out you'll be thankful later when your alt doesn't quit on you.
1972 350sl Red/Blk 117k
1988 420sel charcoal/Blk 140k
1987 420sel gold/tan 128k
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Pound it to fit then Paint it to match!
There is only First Place and Varying degrees of last!
Old age and deceit will overcome Youth and Enthusiasm every time!
Putting the square peg in the round hole is not hard... IF you do it fast enough!
Old enough to know better but stupid enough to do it anyway!