I recently bought a new Ultralight high-wing plane with a Rotax 912 engine (100hp). I also bought the Dynon EFIS 100 and EMS 120 combo. Between the two is a Garmin 327 transponder, Icom 210 radio, and Garmin 495 GPS (we don't have XM in South America). I also got 2.25" Uma guages for RPM and...