Open or Suregrip?

1975Scamp said

Surely does spins both wheels in park, opposite directions.... Hmmm....

Click to expand...

Open rear end.

Here is a good article but I have personally never seen a Mopar with a 4 3/4 bolt pattern as mentioned in the article.

http://www.hemmings.com/mus/stories/2007/01/01/hmn_feature21.html