well I mounted the engine back the way it is suppose to bee and used 2 1/ lbs. of lead in the fuel compartment balanced it at 6 inches from the leading edge just have to put the ignition module back in it is just a little nose low now I have to redo the elevator it was binding causing the horizontal to flex up and down when the elevator was moving should be able to fire it up this week thank you all for your advice as all ways you are the best people to ask for advice this is my second giant stick the first one crashed do to a broken elevator rod I also fly a USS ( ultra spad with stick a Ryobi 31 converted stick)its not fast but plenty of power michael