What motor is in the helis?? Mabey Traxxas will team up with Castle and put in a Neu flying motor in it!! Sweet!
And there he goes with the carbon...
Good luck with that! It is most likely a small brushed motor (or four of them in the QR-1) if other small helicopters are any indication.
Slash 4x4 stock
Slash 4x4 MMP 2400