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  2. Pratt & Whitney R-2800 Double Wasp - Wikipedia

    en.wikipedia.org/wiki/Pratt_&_Whitney_R-2800...

    1939-1960. Number built. More than 125,334. The Pratt & Whitney R-2800 Double Wasp is an American twin-row, 18-cylinder, air-cooled radial aircraft engine with a displacement of 2,800 cu in (46 L), and is part of the long-lived Wasp family of engines. The R-2800 saw widespread use in many important American aircraft during and after World War ...

  3. Wright R-2600 Twin Cyclone - Wikipedia

    en.wikipedia.org/wiki/Wright_R-2600_Twin_Cyclone

    Douglas A-20 Havoc. Grumman TBF Avenger. Martin PBM Mariner. North American B-25 Mitchell. Number built. 85,374 [1] Developed from. Wright R-1820. The Wright R-2600 Cyclone 14 (also called Twin Cyclone) is an American radial engine developed by Curtiss-Wright and widely used in aircraft in the 1930s and 1940s.

  4. Wright R-3350 Duplex-Cyclone - Wikipedia

    en.wikipedia.org/wiki/Wright_R-3350_Duplex-Cyclone

    The Wright R-3350 Duplex-Cyclone is an American twin-row, supercharged, air-cooled, radial aircraft engine with 18 cylinders displacing nearly 3,350 cubic inches (54.9 L). Power ranged from 2,200 to 3,700 hp (1,640 to 2,760 kW), depending on model. Developed before World War II, the R-3350's design required a long time to mature, and was still ...

  5. Pratt & Whitney R-4360 Wasp Major - Wikipedia

    en.wikipedia.org/wiki/Pratt_&_Whitney_R-4360_Wasp...

    Pratt & Whitney R-2180-E Twin Wasp E. The Pratt & Whitney R-4360 Wasp Major is an American 28-cylinder four-row radial piston aircraft engine designed and built during World War II. At 4,362.5 cu in (71.5 L), it is the largest-displacement aviation piston engine to be mass-produced in the United States, and at 4,300 hp (3,200 kW) the most ...

  6. Radial engine - Wikipedia

    en.wikipedia.org/wiki/Radial_engine

    Radial engine. The radial engine is a reciprocating type internal combustion engine configuration in which the cylinders "radiate" outward from a central crankcase like the spokes of a wheel. It resembles a stylized star when viewed from the front, and is called a "star engine" in some other languages. The radial configuration was commonly used ...

  7. Pratt & Whitney R-1830 Twin Wasp - Wikipedia

    en.wikipedia.org/wiki/Pratt_&_Whitney_R-1830_Twin...

    Pratt & Whitney R-2000 Twin Wasp. The Pratt & Whitney R-1830 Twin Wasp is an American air-cooled radial aircraft engine. It displaces 1,830 cu in (30.0 L) and its bore and stroke are both 5.5 in (140 mm). The design traces its history to 1929 experiments at Pratt & Whitney on twin-row designs.

  8. North American T-28 Trojan - Wikipedia

    en.wikipedia.org/wiki/North_American_T-28_Trojan

    Developed into. AIDC T-CH-1. The North American Aviation T-28 Trojan is a radial-engine military trainer aircraft manufactured by North American Aviation and used by the United States Air Force and United States Navy beginning in the 1950s. Besides its use as a trainer, the T-28 was successfully employed as a counter-insurgency aircraft ...

  9. Wright R-1820 Cyclone - Wikipedia

    en.wikipedia.org/wiki/Wright_R-1820_Cyclone

    Shvetsov M-25. Developed into. Wright R-2600. Wright R-3350. The Wright R-1820 Cyclone 9 is an American radial engine developed by Curtiss-Wright, widely used on aircraft in the 1930s through 1950s. It was produced under license in France as the Hispano-Suiza 9V or Hispano-Wright 9V, and in the Soviet Union as the Shvetsov M-25.