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1993.16.2
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Full scale model of outboard motor without prop, ca. 1957
Order an ImageThis prototype of the Boeing Model 540-4 gas-turbine outboard propulsion unit was innovative for its time due to its light weight relative to the capacity for horsepower. With few moving parts, this motor was fairly easy to build, dependable and utilized a variety of fuels. The drawbacks to this design included a higher building cost and fuel inefficiency. This particular motor never reached production.
ID Number: 1993.16.2
Date: Circa 1957
Physical Description: 1 Motor, Outboard; plastic, wood, paint; 48 in.H x 24 in.W x 24 in.D
Place Made: United States of America, WASHINGTON, Seattle
Credit: MOHAI, 1993.16.2. Gift of The Boeing Company
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