The AWD minivan 4G63 has been done....I've personally seen it run and here are a few links. Runs mid 12s now.
http://www.lilevo.com/miscvid/awdsummt.asf
http://www.angelfire.com/un/minivan/
http://4g61t.com/phpBB2/viewtopic.ph...fb8a8e129c6528
He's part of the KYDSM group. 2 Have been built.
Wiz