This is what I did on my (318) '71 Dart GT.
Here is a picture of the factory original setup:
View attachment 1715414699
and a drawing of the original components, pulleys, and belts layout
View attachment 1715414700
I then purchased (from Ebay) another set of (altermator/AC compressor) brackets
View attachment 1715414715
and made some cuts.
View attachment 1715414701
I purchased another power steering belt (Federal PS pump) and installed it as shown
View attachment 1715414702
Here is the drawing of the modified components, pulleys, and belts layout
View attachment 1715414705
I then replaced the cut down (Ebay pruchased) front bracket. I used a small block chevy chrome alternator adjusting arm fit/cut to my needs
View attachment 1715414709
View attachment 1715414710
Here is what it looks like today(ish) with several thousand miles on it.
View attachment 1715414712