HELP WANTED!!!

I am looking for a little help. Here is my problem, I have a EMCO
F-1 with the electronics that were removed. I was wondering about
mounting all the electronic including the following into the space
inside the cabinet:

Computer AT style motherboard
Hard drive
Floppy drive
Computer Power supply

35 vdc 20 Amp Power supply for Servos
3 GECKO 310 Servo controllers
1 Interface Card for G310 controllers
1 Minark DC Motor Controller 3/4 HP

What problems should I expect and what advise is out there for me.