Im goin trough the same thing, I have a 93 LX and i want to turbo charge it, it takes a lot of research and so on, but heres what I have come up with so far. I have a friend that build mustangs, but this is his first 4 banger LOL.
http://www.racerwalsh.com has some cool stuff for 4 bangers as well as
http://stinger-performance.com
http://modernperformanceinc.com
I dont know how much do you know but ill tell you my plans so far,
I have found a T3 turbo that is suposedly(still waiting on a reply) bolts on to the already 2.3 u got in your car. I am getting the manifold and roller camshaft kit 4m modernperformace, and maybe their exhaust system, Im still debating on that one. Also on the may Issue of mustangs, they did a 4 banger SVO as a tribute and they got some GOOOOOD ideas to get you in the right direction.... hope this helps my email is
zuar55@hotmail.com let me know if you got any questions and keep me up on your project since basicaly were doing the same thing we could sure help each other out.