Everything will fit into your server case, which is a huge full tower.
I would suggest reading some articles here and elsewhere.
http://coolercasesuk.co.uk/showthread.php?t=1561
http://www.over-clock.com/ivb/index.php?showtopic=8324
http://www.over-clock.com/ivb/index.php?showtopic=8509
http://www.procooling.com/index.php?...ticles&disp=73
They are written in a way that will explain everything and is easier to read. If you don't understand anything, use this forum to ask questions and we will help you. You still need to do some of your own research.