8 3/4 rear dimensions

My mistake meant to say power-lock. It is a clutch type not cone type.

In another post cosgig dogged people for calling it a posi, you got a sure grip by Chrysler's name but it is a Dana Spicer power lok in reality. Call it what you want but the cone style with the springs is a limited slip and not a true positive traction differential. You got it right but it's all funny, Call it what want and I don't think anyone really cares.