– FS2004 Cunliffe Owen Aircraft Ltd Concordia flight2000it 17 years ago FS2004 Cunliffe Owen Aircraft Ltd Concordia (1947). Twin engined 550 hp Alvis Leonides L.E.4M 10 seat luxury passenger aircraft. One model G-AKBE Cunliffe Owens Demonstrator. Model and textures by Peter Larkham (British Rareliners). 16 Mb FS2004 – Cessna Model 321, OE-2 U.S. MarinesFS2004 – Blackshape BS100 PrimeFSX/FS2004 – SkySpirit Boeing 777-10