In March of 2015, we finalized the purchase agreement of N4352H, a 1979 Mooney M20J “201”. Early in 2017, we decided it was time to do a full modernization project and ensure the safest and most capable aircraft we possibly could. We figured that this project would take just shy of one year, so I dropped the airplane off one day before new hire class for my airline started.  Upon purchase, the aircraft was equipped with the Aspen PFD2000 system, a single Garmin GNS-430W, the S-TEC55X