Is the original Superlift application for an F150?
yes it is for a F150
Is the original Superlift application for an F150?
The F-150 Drop Pitman arm does not need to be reamed, it already has the correct taper for a 1-ton tie rod end.
There won't be enough thread engagement to install the cotter pin.
brakes.Somebody will jump in with the year, but sometime in the late 70's to early 80's GM changed the hydraulic connection to the box. You'll want a box with the same connection so you don't need to get new lines made. Other than that I believe that all 2wd boxes are the same.