Stuff You Can Buy
Other Stuff

Lycoming T55

The Engine Specifications
The T55 is a larger version of the T53, designed for U.S. Army helicopters.  Design work began in 1954.  Over 5 million hours  have been flown by 3,600 T55 engines (as of 1998).
Compressor: 7-stage axial, 1-stage centrifugal
Turbine: 2-stage gas generator, 2-stage free
Pressure ratio: 8.2
Models Used by
T55-L-11A: 3,750 hp (2796 kW)
Boeing Vertol CH-47 Chinook
Related Pages
More about Lycoming

page updated 26 April 2003



Use of photographs | References  | Disclaimer | Privacy


Apple iTunes

free counters


Kenneth W Shanaberger 2000 - 2010