Drop the center of lift down to were the COM is. With lift that far above and behind the COM you are putting an upward torque on your center of mass. The further away your COM is the more torque is created. Being above the COM COL is further away
Feature complete means welcome to beta, not this is the game I made and is overly bugged and optimized. - - - Updated - - - But what about the new bugs, and there are always new bugs. One release in beta is simply not enough to get a polished game.