I HAVE THE GREAT PLANES SLINGER AND PUT AN E-FLITE SIX SERIES 2700KV BRUSHLESS MOTOR RUNNING A SPEED 400 HUNDRED PROP IN IT AND THE PROBLEM IM HAVING IS IN FLIGHT THE MOTOR WILL TURN OR TWIST IN THE MOUNT OR SADDLE IF YOU WILL . NOW I HAVE EPOXYED THE MOTOR IN And zipp tied it but it still does the samething SO ANY SUGGESTIONS ON HOW TO STOP THIS WOULD BE MUCH APPRECIATED. ALSO SHOULD I CHANGE THE PROP TO A SPEED 400 PUSHER PROP AS WELL??????????????????????????????