I think the guesses will still be coming thru from "experts" in the hobby that can't see the difference between a Raptor, and a Trex or a nitro or an electric. Why don't you ask the same question here:
[link]http://runryder.com/helicopter/f63p1/?top=1234535189[/link]

Yes, it was harsh, and direct. The guy needs help and we are not helping but cluttering a thread with wild guesses.

Rafael