Noctua Cooler How Much Should I Sell This I7 PC For?

How much should I sell this i7 PC for? - noctua cooler

Core i7 920
6 GB Corsair Dominator 1600
ASUS P6T
Zotac GTX260 896MB
Noctua coolers password (the worms. - The more expensive noctua)
2x 640GB WD Caviar Black
Discount Optical
Antec 1200 case

Atm When purchasing new cost ~ £ 1130th