A small piece of metal is needed to fill in this small gap next to the front door.
The rear door welded to the door post to form a 2 door
the old rear door has been cut down and tack welded into place by Newt in this photo. He will fill in the old door handle indentation later.

The door jam is welded to the cut down rear door looks like a factory piece in this photo
The rear door welded to the door post to form a 2 door
Driver's side conversion to a 2 door is almost complete in this photo