Sorry I just saw the note you posted on my profile page, I have been having issues logging into the forum, I have an article that explains how I move the Leaf's inboard to Pro-Street a Ford Truck,
you can read it Here at FTE below is the link
Wally Womack
If you have any questions I would be more than happy to help talk you through it,
Moving the Rear Leaf Springs For Pro-Street On 1960s and 1970s Ford Trucks, A Basic Overview .: Articles