I couldn't tell you much that you probably don't already know about factory. Ours has no miles on it and the body is all original, but way too many mods to be much help in the stock sense.
LS6 454 Turbo Action trans, Currie 9" etc.
20170919_135248 by
Dave H, on Flickr
20170919_135226 by
Dave H, on Flickr