Well why do you not just get an Armor LCS case and upgrade the water block and pump.
I fitted a swiftech kit in my Armor LCS altho I had to modd the radiator mounts but to start with see how the standard radiator goes. It is all housed inside the front of the case.
http://www.xoxide.com/thermaltake-ar...ve2000bws.html
The case itself is great with lots of room and plenty of air flow
This was the kit i fitted
http://www.xoxide.com/swiftech-h2o-a...a-extreme.html
My E8400 3.0GHz is at 3.6GHz with an idle temp around 25C and loaded around 31 to 34