Team, My Robin Dr253 is equipped with a 1960’s Badin-Crouzet 1-axis, vacuum-driven autopilot. As 1) it is showing its age, 2) it is the only remaining device in the aircraft using vacuum, and 3) my vacuum system is developing issues, I am thinking of getting rid of the vacuum system altogether (instead of fixing it) and replacing the autopilot by something modern, electric, and 2-axis. But...