Engine Capabilities

Application

Boeing 747-400, 767-300ER

Specifications

Type

Three-shaft high bypass turbofan engine

EIS

1980-1998

Thrust

51,500 – 60,600lb

Fan diameter

86.3 inches (2.19 metres)

Compressor

7 IP stages, 6 HP stages

Combustor

Single annular combustor with 24 fuel injectors (on the G/H-T)

Turbine

1 HP stage, 1 IP stage, 3 LP stages

By-pass ratio

4.3:1

Dry weigh

5,688–5,790 kg