I bought a Dana 60 from one of the old time Mopar backed Comp Eliminator racers that had a brace mounted on the pinion snubber bolt holes with welded slots for the 1.0 inch tubing (I think it was, I never measured it) hiem joints bolted into the mount, the tubing was welded onto the axle ends with Hiem joints on the other end of the tube ends. I wish I had taken pictures of that rear end now I beleive I was told that it had 1/8 inch toe in on the front side measured 16 inches out from the center of the axles Now if we could only still buy the Olds and Pontiac rear end parts we wouldn't be having this discussion, would we