The best thing is was that I was told by 4 people from reputable PC sites, that it "just won't fit" LOL
Edit: Also populated all the DIMM slots as well 24gb of ram is badddddddd
http://img689.imageshack.us/img689/6877/img0280hf.th.jpg
http://img11.imageshack.us/img11/2851/img0283ts.th.jpg
http://img135.imageshack.us/img135/105/img0278mr.th.jpg
http://img824.imageshack.us/img824/5899/img0281qh.th.jpg
http://img42.imageshack.us/img42/1710/img0279vq.th.jpg
http://img9.imageshack.us/img9/4246/img0277lc.th.jpg
http://img254.imageshack.us/img254/2732/img0276no.th.jpg
http://img528.imageshack.us/img528/5319/img0275og.th.jpg
I've since upgraded to 2 GTX 460's SLI'd but its pretty much the same
Turn your memory down and loosen the timings. Thy don't scale as well when oced like a CPU or Gpu. And yes prime95 for around 48 hours last time I ran it no errors
Coolant pipes ate what your looking for, your best bet is going to be he stealership since most get corroded hen removed or break. I'll try and dig up the part number when I get home, just google ls6 swap an get two fronts and Y them.