purty sweeet !!
the torroid cores put out a lot of heat !! i think thats what their called
this amp in pic is broke but i wanna clip this fan an do sumthin similar to my 2.4k,
ill probly do sumthin like what you did, great idea, maybe run it off of a relay or a switch on the dash, or even a thermistor type switch lol
anyways good work