– FS2004 Boeing 747-400-CF6 Sound flight2000it 21 years ago FS2004 Boeing 747-400-CF6 Sound v3.0 This version includes improved sounds for the 747-400. By Pedro Oliveira. 10,5 Mb FSX/FS2004 – Boeing 747-475 Canadian Airlines– FS2004 Boeing 747-400-CF6 SoundsFSX/FS2004 – Boeing 747-206 KLM