Northrop XP-56 Black Bullet
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The Northrop XP-56 Black Bullet is a unique prototype fighter interceptor built by the Northrop Corporation. It was one of the most radical of the experimental aircraft built during World War II. Ulti
Northrop XP-56 Black Bullet aircraft
Northrop XP-56 Black Bullet, S/N 42-38353; second aircraft.
The Pratt & Whitney R-2800 Double Wasp is an American twin-row, 18-cylinder, air-cooled radial aircraft engine with a nominal displacement of 2,800 cu in, and is part of the long-lived Wasp family of
Northrop XP-56 Black Bullet
…ordered a prototype aircraft on 26 September 1940. Shortly after design work had begun, Pratt & Whitney, however, stopped development of the X-1800. The Pratt & Whitney R-2800 engine was substituted, although it was considered not entirely suitable. The new, 2,000-horsepower (1,500 kW) engine was 200 horsepower (150 kW) more…
A preserved R-2800 engine at the National Museum of the United States Air Force
Cutaway of a Pratt & Whitney R-2800 Double Wasp
The first prototype F4U Corsair, the earliest aircraft specifically designed to use the Double Wasp
A preserved "B Series" R-2800-21 or -59. The A and B series can be most readily identified by their smooth, single-piece nose casings. This photo shows the simplified tubular ignition harness fitted to some R-2800 subtypes.