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
Install SSD iMac 2011 - How-To DIY Guide Tutorial
How To Upgrade/Replace Mid-2011 iMac 21.5" Hard Drive To an SSD! - YouTube
OWC SSD DIY Kit for All Apple 27-inch iMac 2011 Models
Amazon.com: OWC SSD Upgrade Kit for 2011 21.5-inch iMacs, OWC Mercury Electra 250GB 6G SSD, 18" SATA III 6Gbps Data Cable, Installation Tools and iMac Screen Adhesive Tape Set : Electronics
2011 27" iMac SSD upgrade + fan speed - Whats the current consensus? | MacRumors Forums
Further Explained: Apple's iMac 2011 Model Hard Drive 'Restrictions'
iMac 27″ Mid 2011 – SSD nachrüsten › cremerSEELE
HOW TO] iMac 27" (mid 2011) two SSDs in RAID 0 config + HDD | Page 2 | MacRumors Forums
OWC SSD Upgrade Bundle for 2011 iMacs, OWC Mercury Electra 120GB 6G SSD, AdaptaDrive 2.5" to 3.5" Drive Converter Bracket, in-line Digital Thermal Sensor Cable, Installation Tools, (OWCKITIM11HE120) : Electronics