Originally Posted by icy_wind500
But does the 6902 fan really fit into the stock frame? Or do I have to sand it down to fit since it's a 70mm fan
The foam needs to be sized to mate the housing. I've been adding ply rails to mount the shroud, hogging enough foam to ad a mylar thrust tube. I spot dab silicone to aid mounting and dampering.
I typed it wrong in my other post it is a 6904 not 5.