Can you please give feedback on the following specs

I am about to oder this custom built system soon to run FSX, but thought taking some advices, I apreciate your feedbacks based on similar setup you might have :

CPU : Intel Core i7 2600K Quad Core Unlocked Hyperthreading Processor LGA1155 3.4GHZ Sandy Bridge 8MB

CPU Cooler device : Coolit Systems Eco CPU Water Cooling System AUTO-REGULATED & Maintenance Free LGA1366/1156/1155/AM3

Motherboard : ASUS P8P67 Pro REV3.0 ATX P67 LGA1155 DDR3 3PCI-E16 2PCI-E1 2PCI Sandy Bridge B3 Motherboard

DDR3 Memory : Corsair Vengeance 8GB 2X4GB DDR3-1600 CL9-9-9-24 Dual Channel Memory Kit

Video Cards : GeForce GTX 550 900MHZ 1GB 4.1GHZ GDDR5 PCI-E Dual DVI Mini HDMI

PC Case : Cooler Master Haf 932 Full Tower EATX Case 6X5.25 1X3.5 5X3.5INT No PSU USB eSATA 1394 Audio - Black

Power Supply : Corsair TX750W 750W ATX 12V 60A 24PIN ATX Power Supply Active PFC 140MM Fan

OS: Microsoft Windows 7 Home Premium Edition 64BIT DVD OEM

Hard Drive : Western Digital Caviar Black 1TB SATA3 6GB/S 7200RPM 64MB Cache 3.5IN Dual Proc Hard Drive OEM

Thanks!!

forgot to mention that I will eventualy overclock it to about 4.5 GHZ