Suggestions for my new build

Making a new gaming computer, this is what I have so far.. I could use some suggestions for power supply, case, and a fan.. I don't really know much about these. Also.. anyone see a compatibility issue anywhere?

Thanks


Mobo: GIGABYTE GA-X58A-UD3R LGA 1366 Intel X58 SATA 6Gb/s USB 3.0 ATX Intel Motherboard

CPU: Intel Core i7-950 Bloomfield 3.06GHz LGA 1366 130W Quad-Core Processor BX80601950

RAM: Mushkin Enhanced Redline 6GB (3 x 2GB) 240-Pin DDR3 SDRAM DDR3 1600 (PC3 12800) Desktop Memory Model 998805

GPU 2x MSI N470GTX Twin Frozr II GeForce GTX 470 (Fermi) 1280MB 320-bit GDDR5 PCI Express 2.0 x16 HDCP Ready SLI Support Video Card

SSD G.SKILL Phoenix Pro Series FM-25S2S-60GBP2 2.5" 60GB SATA II MLC Internal Solid State Drive

HD SAMSUNG Spinpoint F3 HD103SJ 1TB 7200 RPM SATA 3.0Gb/s 3.5" Internal Hard Drive -Bare Drive