Due to stock availability and a few price changes I ended up ordering the following:-
Case - Silverstone Sugo SG03
Motherboard - Gigabyte GA G33M-S2
Memory - 4GB (4x1GB) CorsairTwinX XMS2, DDR2 PC2-6400 (800), 240 Pins, Non-ECC Unbuffered, CAS 5-5-5-12
CPU - Intel Core 2 Quad Pro Q6600 "LGA775 Kentsfield" 2.40GHz (1066FSB) - Retail
Cooler - Silverstone SST-NT06 Lite NT06 w/o 120mm fan. w/o fan controller AM2 RoHS
Harddrive - 500 Gb Western Digital WD5000AAKS Caviar SE16, SATA300, 7200 rpm, 16MB Cache, 8.9 ms
GFX - Sapphire ATI Radeon X1950 Pro 512MB GDDR3 HDTV/Dual DVI
PSU - Zalman ZM500-HP Heatpipe Cooled 500W Modular PSU