BTW,you can actually overclock non-K series CPUs on some motherboards.
I would get these parts:
http://www.scan.co.uk/products/intel...-gpu-27x-ratio
http://www.scan.co.uk/products/msi-z...n1-a-micro-atx
http://www.scan.co.uk/products/8gb-%...3-15-15-28-xmp
With an aftermarket cooler and an updated BIOS you should be able to overclock the CPU at a later date.
If you want UK based RMA get this motherboard although it might be not as good for overclocking:
http://www.scan.co.uk/products/gigab...vi-hdmi-matx-m