I bought two of these engines http://www.hobbyking.com/hobbyking/store/uh_viewItem.asp?idProduct=25555 to mount on my plate ALEXMOS 2 AXIS CONTROLLER SIMPLE BRUSHLESS GIMBAL. winding calculator tells me that the formula is AaAabBbBCcCcaAaABbBbcCcC but few turns is not applied. and that use wire.