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 Install an SSD in an Older 2007-2009 iMac
Best External SSD For Mac 2022 - Macworld UK
OWC SSD Upgrade Kits for 27-Inch iMac 2009
Storage - Mac Accessories - Apple (IE)
How to Upgrade iMac Hard Drive (2009, 2010, 2011): EveryMac.com
How can i choose to boot from the second SSD harddisk for a mid 2011 iMac? - Ask Different
Hard Life Lesson of Owning an iMac With a Fusion drive | by Raymond | Mac O'Clock | Medium
How-To: Now's the right time to swap your old iMac's hard drive for a fast new SSD - 9to5Mac