I believe I saw an article that said they DO bolt up to the tranny, but I may be remembering incorrectly, let me see if I can find that article.
Here is one reference

It seems they are not the same as the SHO engine.

Actually, seems they ARE the same, look about halfway down on this page

Last edited by 99MercMystLS25; 08/24/02 08:23 AM.
Metal Thunder Dragon, AKA Matthew Blakeley Electronics Tech '99 Mercury Mystique LS - Loaded '96 Ford Explorer Sport - Standard '90 Ford Taurus L - Rusting silently in the back Iraq-Land of the lost!