Im putting a Duratec in my four door escort mk2. If you go to http://www.retro-ford.co.uk/shop/. They will do every thing you need to fit one. Plus Dave is really nice guy.
You do not need to mod the bulkhead but you need to lift the tail of the gearbox.

Iv got a tread if you would to see it.
https://passionford.com/forum/restor...onversion.html