Pratt & Whitney Wasp series

The Pratt & Whitney Wasp was the civilian name of a family of air-cooled radial piston engines developed in the 1930s, 1940s, and 1950s.[1]

Wasp series
R-2800 Double Wasp as fitted to an F4U Corsair
Type Radial engine
National origin United States
Manufacturer Pratt & Whitney

The Pratt & Whitney Aircraft Company (P&W) was founded in 1925 by Frederick B. Rentschler, who had previously been the President of Wright Aeronautical. He brought with him some of Wright's best designers and the new team quickly came up with their first design, the R-1340 Wasp.

Wasp series

Note: the designations refer to the engine configurations as follows: "R" = Radial, followed by the approximate displacement in cubic inches.

See also

Related development

Comparable engines

Related lists



  1. Gunston 1989, p.114.


  • Gunston, Bill (1989). World Encyclopedia of Aero Engines. Phoenix Mill, Gloucestershire, England, UK: Sutton Publishing Limited. ISBN 1-85260-163-9.
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