You would have to get the RS turbo manifold to put the t-3 turbo on your Escort. Right now I am the only person who has turboed their 1991 Ford Escort lx second gen. here is a link to pictures and a write up on how I turboed my Escort http://pub51.ezboard.com/funitedescortownersboardfrm63.showMessage?topicID=150.topic you can run 6 to 7 PSI on your stock engine.