what he said. also i can weld the tubes for you. or you can go 9" and really not have to worry about it.
I have a 8.8 welded tubes, 31 spline moser axles, aurburn pro, studded carrier , and T/A rear end girdle.
i have a paypal account. if you want to send it there. i can pull the kit out tonight. but i won't ship it until funds clear through my bank. I have sold other things on here and have good feedback. if you want to go through paypal it's under vorstang@hotmail.com.