2011 imac 27" 32GB - final stage of 1TB + 2TB SSD upgrade (replaced HDD & optic drive). Also cleaned out the fans and case. Running 'SSD Fan Control' & 'Macs Fan
How to connect power to SSD iMac 21.5-inch Mid 2011 without loosing hdd temp functionality | tonymacx86.com
hard drive - iMac 27" Mid 2011 -- fan issues when removing internal HDD? - Ask Different
Funky Cables and SSDs - The 27-inch Apple iMac Review (2011)
iMac 2011 27" Apple stock SSD swap | MacRumors Forums