should be possible to hack any brushless esc as long as you can locate the correct connection points on the PCB to re brain the code....

Would be good to see some of the larger cheapo escs driving a heavyweight... is totally possible to make a heavyweight esc out of something like this;

http://www.hobbyking.com/hobbyking/stor ... ouse_.html

But for now, for the price.... i couldnt be bothered with all the hassle when you can buy a pre hacked one from botbitz for cheap.