I didn't split the roof on this one. There was only .02 diff in the the width at the back and .01 at the front after the cuts. There's enough metal to grind away and fill. Front to back I made a cut on the inside at the windsheild line, leaving a little metal, and bent the post to line up with the cowl. (see last pic in second set of pics). I lined up the door line on the front, wish I had done the same on the rear instead of lining up the back of the cab. Would have saved alot of reshaping at the rear door line.
I learned