build me a system

[Mattyt123]

ok im building a system but need help with components. im going to overclock it.
I already have a
zalman z9 plus tower
Z77X-UD3H

I need everything else for the system except a mouse keyboard, ssd hard drive and os.
I have around 500 pounds for these items.

many thanks

matt

 

[Mattyt123]

not looking for a water cooler can u recommend any other thanks

 

[Mattyt123]

ok I got a system all brought now
got an
i5 3570k
Z77X-UD3H
zalman z9 plus tower
Kingston HyperX Beast 8GB (2x4GB) PC3-12800C9 1600MHz Dual Channel Kit (KHX16C9T3K2/8X)
BeQuiet Pure Power L8 630W '80 Plus Bronze' Modular Power Supply - With 120mm Silent Wing Fan Built in
Intel Liquid Cooling Solution CPU Cooler (Socket LGA1155 / 1156 / 1366 / 2011

cheers for all your help guys much appreciated