Name：Turbofan Engine

Type：JT9D (made by Pratt & Whitney)

Configuration：2-shaft, 16-stage compressor(1F+4LC+11HC), annular combustor, 6-stage turbine(2HT+4LT)

Bypass Ratio： 4.8：1

Overall Pressure Ratio： 26.7：1

Thrust：54750 lbf(243.5 kN)

Weight：9140 lb(4146 kg)

Application：Boeing 747、Airbus A300