do a search on the non RVB axle forums... there should be all sorts of info there.
Plus anyone with a "1 ton SAS user group" tag below their screen name has done this before...so do a search on those user names in the non RVB axle forums. You might hit gold.
And be sure to post pictures of the swap and start a build thread. We like truck build threads on TRS.
Oh, and welcome to The Ranger Station.
AJ