You can swap out the following - probably missing a few things as its late..
Motor- you will want to swap the front accessories, pulleys, timing cover,
mini starter
3g alternator
Mass Air Sensor and housing
Electric Fan you will want a good controller like a flex a lite 33054
Transmission if its a stick
If it has an auto trans and you want to use it, you will need to swap out the EEC, engine and 02 harnesses and then you can also use the E fan with the CCRM
Front spindles, brakes, rotors, lines
Rear axle brakes, rotors, lines
E braje cable and quadrant
Rack and pinion- you will need a MM adapter steering shaft
Master cylinder with a MM 3 to 2 line adapter kit
Wheels after you swap out above
front seats
If you are ambitious the dash, wiring, and center console, rear seats, door panels,