What about the rest of the water-cooling loop then? Well, I picked a dual 120mm Dual Pass Cooltrek Radiator to dissipate the heat from the 4 cards:

b Close Look @ VR Zones Dry Ice & Water Cooled 7950GX2 Quad SLI System

I used a Laing 12v DC pump:

d Close Look @ VR Zones Dry Ice & Water Cooled 7950GX2 Quad SLI System

 

c Close Look @ VR Zones Dry Ice & Water Cooled 7950GX2 Quad SLI System

 

And where are these housed? Right in the spacious lower compartment of the SilverStone TJ07:

e Close Look @ VR Zones Dry Ice & Water Cooled 7950GX2 Quad SLI System

f Close Look @ VR Zones Dry Ice & Water Cooled 7950GX2 Quad SLI System