PW4000 Family (Pratt & Whitney)

There are many engines in this family, serving almost all widebody jets in service. Three samples are shown, but there are far more. They share the same basic core, but drive different fans.

PW4168
Engine statistics
Specification 4084 4168 4462
Application 777 A330 767, MD-11
Takeoff Thrust 86,760 lb 68,000 lb 62,000 lb
Bypass Ratio 6.4 5.1 4.8
Overall Pressure Ratio 34.2 32.0 32.3
Fan Pressure Ratio 1.7 1.75 1.8
Fan dia. 112 in 100 in 94 in
Engine length 191.7 in 163.1 in 132.7 in















JT8D : JT15D