I'm fairly new to Mopar, please bear with me.
I have a 65 Dart GT with a 273 V8, 904 auto, with a 7.25 diff 2.93:1 ratio.
The diff needs an overhaul, and I figure this would be a good time to go from open to limited slip. A Shure-grip,(Powr-Lok?) is impossible to find at least for this diff...