What about the housing is incompatible? From what I've read, they are both 8.8 rear ends, the only difference being the mustang is a 31 spline 3.55 lsd, and my current diff is a 28 spline 3.08 open diff. Shouldn't I be able to take my rear end off and put the mustang rear end right on?
94' Crown Victoria LX
Estimated 65,000 original miles (odometer stopped working at 50,403, however original owner only drove it 8 miles a day)
04' Crown Victoria LX seats swapped