I have a 68 Barracuda with a 360 and a A-833 4speed. I want to swap to a TF 727. I need to know what I will need to do. Will the mounts work or do I need to find new mounts? If I get a 727 out of a 80's 2wd van or truck will the tailshaft work? If I need a new Tailshaft what should I look...