I just want to point out from the one who had a problem with liquid cooler, if you twist it around up and down and every direction forcing it to fit that is where most people have problems with leaks.
As for me, i'm using a liquid cooler, and I absolutely love it. I have the Corsair H80i, fantastic cooler. I bought a custom fan for it as well, to improve cooling.
Here you can see it:
That picture was taken with an old PSU in it, now I have a much nicer one without all those cables in the bottom