I absolutely agree. Also, on another note, if "I" was doing that, BEFORE I braced up the door openings, I would get the car sitting with its weight on the suspension, instead of the frame rails. I believe you will be closer to "square" if you do that.
Hell, get
@Oldmanmopar in here. That guy's done everything. He'll tell you the right way. I don't know why I didn't think of that before.