Ultrastang - The Ford 9-inch rear end

A number of years ago, I set out to search the salvage yards in an effort to find a 9-inch rear end to go in my '68 Mustang. I knew that my up coming plans for my car were going to be way beyond anything the weak 8-inch rear end could continuously hold up to. After that first trip out to the salvage yard, I quickly realized that I didn't have a clue how to find the 9-inch rear end I needed or how to recognize it if I even...​