I don't know if I can stay in the budget, but I'll try(I'll edit this when I'm done)
2x Intel Xeon x5670 $1,459.99 each
1x eVga sr-2 $599.99
2x Corsair Dominator 2000mhz ddr3(or similar) $429.99 each
1x
extended ascension cyo(Trinity front, HPTX tray with 10 pci horizon) depending on your finish, up to $579.99
3x gtx 480s $500 each
2x enermax revolutions $300 each
2x 80gb intel ssd's $229 each
3x seagate 7200.12 500gb drives in raid 5 $60 each
windows 7 of some some sort $99-200
4x thermochill 120.3's $110 each
4x laing d5 pumps $65 each
2x ek dual d5 pump tops $88 each
2x IandH 225ml reservoirs $60 each
3x ek gtx 480 waterblocks $110 each
2x ek supreme hf's $75 each
14x
Gentle typhoons(21db) $15 each
I would include a budget of around $300 for all your fittings
That should be it(looks like i went over including the watercooling

)