For the money that you are spending on that CPU and motherboard, I'd just grab the 2500K and a decent P67 motherboard such as the MSI P67A-GD53 and be done with, than hoping that Bulldozer will be good (whenever the hell is that gonna be).
MSI 990FXA-GD65:£112.98
AMD Phenom II 1100T: £145.99 inc VAT
Total: £258.97
MSI P67A-GD53: £104.99
I5 2500K: £164.99
Total: £269.98