– FS2004 Douglas DC-3 Smoke Effect flight2000it 18 years ago FS2004 Douglas DC-3 Smoke Effect. This addition will add engine smoke effects to the default DC3. By Malcolm Steck. 150 Kb FS2004 – Douglas DC-7C Panair Do Brasil 1959FSX/FS2004 – Douglas DC-7C CaledonianFS2004 – Mcdonnell Douglas DC-9-31 Valujet