FS2004 – Avro 621 Tutor flight2000it 10 years ago FS2004 – Avro 621 Tutor v1. A training aircraft adopted by the RAF in June 1932. By Edward Cook. 6.5 MB FS2004 – Avro Triplane 1FS2004 Avro Lincoln B Mk II– FS2004 Avro Type 679 Manchester MkI