FSX – Airbus A3230 CFM56-5B Sounds flight2000it 12 years ago FSX – Airbus A3230 CFM56-5B SoundsSounds. CFM56-5B sounds for the Airbus A320 or A321 with the CFM56-5b engine. By Kevin McDermott. 44 MB Dubai Air Show 2011: Air Namibia Selects CFM56-5B Engines to Power New A319 AircraftCALC places $500 million CFM56-5B engine orderDubai Air Show 2011: Lufthansa German Airlines Selects CFM56-5B Engines to Power New A320 Aircraft