I would just gut it and use the enclosure. If I remember correctly, the power button is on the top, right? It would be difficult to mount the fan with the existing electronics getting in the way. It does, however, have the four controller ports on the front. It would look pretty cool to have your speed adjust knob on one side, power button on the other, and a couple of totally aesthetic and altogether unnecessary LEDs in the middle two...
C6H12O6 → 2 CH3CH2OH + 2 CO2