Here is how I have moved my fans, their are strapped with zip lock to the PCIe cables, temperature dropped with almost 20 degrees, now running under 40 degrees overclocked to 211, getting 485 GH/s. 231 and 251 are not working very good for my miner
http://i.imgur.com/yXdBhzT.jpghttp://i.imgur.com/aXkBuLb.jpg