– FS2004 Boeing 747-400/-400ER Flight Dynamics flight2000it 21 years ago FS2004 Boeing 747-400/-400ER Flight Dynamics v6.1. Accurate flight dynamics for Boeing 747-400 and 747-400ER with GE-CF6 engines. Includes both versions of the plane. By Pedro Oliveira. 35 Kb – FS2004 Boeing 747-400ER-CF6 Flight Dynamics– FS2004 Boeing 747-400 Flight DynamicsFSX – Boeing 747-400ER