[REFERENCE SPEEDS]
full_flaps_stall_speed = 65 ; Knots True (KTAS)
flaps_up_stall_speed = 83 ; Knots True (KTAS)
cruise_speed = 330 ; Knots True (KTAS)
crossover_speed = 200 ; (KIAS)
cruise_mach = 0.56
max_mach = 0.60
max_indicated_speed = 320 ; Red line (KIAS)
max_flaps_extended = 122
normal_operating_speed = 266
airspeed_indicator_max = 320
rotation_speed_min = 80 ; Min speed required (Kts)
climb_speed = 115 ; Climb speed (Kts)
cruise_alt = 31000 ; (ft)
takeoff_speed = 90 ; Takeoff Speed (Kts)
spawn_cruise_altitude = 10000 ; Spawn Cruise Altitude (ft)
spawn_descent_altitude = 500 ; Spawn Descent Altitude (ft)
best_angle_climb_speed = 100 ; Best angle climb speed (Kts)
approach_speed = 85 ; Approach speed (Kts)
best_glide = 120 ; Best Glide (Kts)
on the Flight_Model Config i made tweak by my self yep unrealistic but it works for me !
Make sure you made a backup of the orginal CFG
best regards