crwdns2893792:0crwdne2893792:0 Josh Richardson ,
The SSD I'm getting comes with a 2.5 to 3.5 adapter. So, I'm good there. But my iMac is before 2008/2009 so the thermal sensor is supposed to work so that the fan doesn't fun at full speeds. I have you tried installing an SSD on my particular model iMac Intel 20 Inch 2133?