I just converted one. I LOVE it. it handles amazing, I have a neu 1515 1y and mmm in it on 4s and it is an absolute beast.
here is my conversion:
http://www.rc-monster.com/forum/show...4&postcount=69
and a teaser vid of it in action:
http://www.youtube.com/watch?v=izq0G-qtY4M