Allison T40

The Allison T40, company designation Allison Model 500, was an early American turboprop engine composed of two Allison T38 power sections driving a contra-rotating propeller via a common gearbox.

Read more about Allison T40:  Design and Development, Operational History, Applications, Specifications (XT40)

Famous quotes containing the word allison:

    ... we have the satisfaction of knowing that because all of us believed, we inspired, motivated, and liberated some of the most beautiful people on earth—young, gifted, and black.
    —Mary Allison Burch (b. 1906)