Thanks!
I have compared cases.
For 2006 case:
Cable, Hard Drive, Harness (Data and Power) - Apple Part 922 7682
Sensor, Hard Drive - Apple Part 922 7775
Cable, Hard Drive, Temperature Sensor - Apple Part 922 7730
Cable, Front Panel Board, Power - Apple Part 922 7690
Cable, Front Panel Board, Audio - Apple Part 922 7692
Cable, Front Panel Board, FireWire - Apple Part 922 7691
Cable, Power Supply, Control No.4 - Apple Part 922 7685
Cable, Power Supply, Control No.3 - Apple Part 922 7689
Cable, Power Supply, Control No.2 - Apple Part 922 7688
Cable, Power Supply, Control No.1 - Apple Part 922 7687
Cable, Hard Drive Temperature Sensor - Apple Part 922 7795
Mac Pro Bluetooth Antenna Board - Apple Part 922 8586
Board, Antenna, AirPort Extreme, with Cables - Apple Part 076 1230
Power Button - Apple Part 076 1200
For 2008 case:
Cable, Hard Drive, Harness (Data and Power) - Apple Part 922 7682
Sensor, Hard Drive - Apple Part 922 7775
Cable, Hard Drive, Temperature Sensor - Apple Part 922 7730
Cable, Front Panel Board, Power - Apple Part 922 7690
Cable, Front Panel Board, Audio - Apple Part 922 7692
Cable, Front Panel Board, FireWire - Apple Part 922 7691
Cable, Power Supply, Control No.4 - Apple Part 922 7685
Cable, Power Supply, Control No.3 - Apple Part 922 7689
Cable, Power Supply, Control No.2 - Apple Part 922 7688
Cable, Power Supply, Control No.1 - Apple Part 922 7687
Cable, Hard Drive Temperature Sensor - Apple Part 922 7795
Mac Pro Bluetooth Antenna Board - Apple Part 922 8586
Board, Antenna, AirPort Extreme, with Cables - Apple Part 076 1230
Power Button - Apple Part 076 1200
For 2009 case:
Power Button Kit - Apple Part 076 1345
Power Supply Fan - Apple Part 076 1294
The question is, do i need all that stuff, that comes with 2006 and 2008 cases to build mac pro hack, or I can do it with 2009 case?