here is my hk4000d amp. never been be hard . i belive it is modded and runs great. it does not get hot .few little mark on it but here are some pics ...300 plus shipping
What results have you seen?u got that much on 14v? surprising..all the bench tests ive seen say differently.
http://audioforum.termpro.com/cgi-bin/ubb/ultimatebb.cgi?ubb=get_topic;f=20;t=012353;p=0i saw results over at termpro..as well as doing a direct swap comparision with a MM4000.1 set at 3200rms. substantially louder on the autotek