OWC DIY Drive Upgrade/Install Kits for Apple iMac Models
Upgrade the Hard Drive in 2009 and Later iMacs
How-To: Now's the right time to swap your old iMac's hard drive for a fast new SSD - 9to5Mac
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 upgrade iMac 2019 from fusion HDD to SSD (4k) - YouTube
Replacing HDD with SSD in iMac 2010 | Yktoo
5 Key iMac Solid State Drive Advantages - Infinite Loop Apple repair
Amazon.com: OWC Data Doubler Optical Bay Hard Drive/SSD Mounting Solution for iMac 2009-2011. : Electronics
iMac Hard Disk Removal | iMac SSD Upgrade | Thermal Sensor Link Posted under Description - YouTube