Hello Dan, I would reconsider doing a fanswap, there's a thread here on this topic that you may or may not have seen; http://www.silentpcreview.com/forums/viewtopic.php?f=6&t=45658 I plan on doing this as soon as I get the slipstream in the mail. The vx450 is by far the loudest part in my system and...

I succesfully installed an Accelero S1 R2 on my HIS HD 5770 (H577FL1GD) not sure if it will fit on the Cucore though.

I found a lot of usefull information in these two threads;
viewtopic.php?p=512639
viewtopic.php?t=57410