The Curtiss D-12, sometimes identified with the military designation Curtiss V-1150, was an

aircraft engine An aircraft engine, often referred to as an aero engine, is the power component of an aircraft propulsion system. Aircraft using power components are referred to as powered flight. Most aircraft engines are either piston engines or gas turbin ...

of 18.8 liter

displacement Displacement may refer to: Physical sciences Mathematics and physics *Displacement (geometry), is the difference between the final and initial position of a point trajectory (for instance, the center of mass of a moving object). The actual path ...

. It was a water-cooled V12, producing 443 hp (330 kW) and weighing 693 lb (314 kg). It was designed by Arthur Nutt in 1921 and used in the Curtiss CR-3 for the 1923 Schneider Trophy race.

Fairey Aviation The Fairey Aviation Company Limited was a British aircraft manufacturer of the first half of the 20th century based in Hayes, Hillingdon, Hayes in Middlesex and Heaton Chapel and RAF Ringway in Cheshire that designed important military aircraft ...

of England imported 50 Curtiss-built examples in 1926, renaming them the Fairey Felix. The D-12 was one of the first truly successful

aluminum Aluminium (or aluminum in North American English) is a chemical element; it has chemical symbol, symbol Al and atomic number 13. It has a density lower than that of other common metals, about one-third that of steel. Aluminium has ...

cast- block engines and was extremely influential in the interwar period. Numerous engines trace their design to the D-12, among them the Packard 1A-1500, Rolls-Royce Kestrel and Junkers Jumo 210.

Applications

D-12

* Boeing Model 15 * Curtiss CR *

Curtiss Falcon The Curtiss Falcon was a family of military biplane aircraft built by the American aircraft manufacturer Curtiss Aeroplane and Motor Company during the 1920s. Most saw service as part of the United States Army Air Corps as observation aircraft ...

* Curtiss P-5 * Curtiss PW-8 * Curtiss R2C * Fokker D.XII * Macchi M.33 * Wittman D-12 Bonzo

Felix

* Fairey Firefly I * Fairey Fox

Specifications (Curtiss D-12/Felix)

References

Notes

Bibliography

* Lumsden, Alec. ''British Piston Engines and their Aircraft''. Marlborough, Wiltshire: Airlife Publishing, 2003. .

External links

Great Aircraft Engines - Curtiss D-12

a 1922 ''Flight'' article on the CD-12 {{USAF piston engines D-12 1920s aircraft piston engines V12 aircraft engines