Lorraine 12E Courlis
| 12E Courlis | |
|---|---|
 
 | |
| Type | Piston aero engine | 
| National origin | France | 
| Manufacturer | Lorraine-Dietrich | 
| First run | 1922 | 
The Lorraine 12E Courlis was a W-12 (broad arrow) aero engine produced by the French company Lorraine-Dietrich during the 1920s and 1930s.
Variants
- 12E
 - 12Eb
 - 12Ebr
 - 12Ed
 - 12Edr
 - 12Ee
 - 12Ew
 - The standard Eb fitted with a supplementary supercharger.
 - Elizalde A
 - The 12E built under licence in Spain by Elizalde S.A.
 
- 12E
 - Made under licence by the Polish Skoda Works (PZS)[1]
 
Applications
Aircraft
- Aichi AB-1
 - Bernard SIMB V.1
 - Blériot-SPAD S.86
 - Breguet 19
 - Canete Pirata
 - Caudron C.17
 - Dewoitine D.12
 - Dewoitine D.25
 - FMA AeT.1
 - Grigorovich MR-2
 - Grigorovich ROM-1
 - Hiro H1H
 - Levasseur PL.4
 - Levasseur PL.5
 - Levasseur PL.8
 - Lioré et Olivier LeO H-134
 - Potez 24
 - Potez 25
 - Potez 26
 - PWS-10
 - Rohrbach Ro IIIa Rodra
 - SET 2
 - Villiers II
 - Villiers XXIV
 - Wibault 73
 - Yokosuka E1Y
 
Other applications
- Argentine Nahuel tank
 
Specifications (12Ed)
Data from Gunston.[2]
General characteristics
- Type: 12-cylinder piston engine W-12 °60
 - Bore: 120 mm (4.72 in)
 - Stroke: 180 mm (7.1 in)
 - Displacement: 24.4 L (1,491 cu in)
 - Length: 54.1 in (1,370 mm)
 - Width: 47.6 in (1,210 mm)
 - Height: 44.8 in (1,140 mm)
 - Dry weight: 822 lb (373 kg)
 
Components
- Valvetrain: single intake and single exhaust valves per cylinder actuated via double overhead
 - Fuel system: carburettor
 - Fuel type: Petrol
 - Cooling system: Liquid-cooled
 
Performance
- Power output: 336 kW (450 hp) at 1,850 rpm
 - Compression ratio: 6.0:1
 
See also
Comparable engines
Related lists
References
Wikimedia Commons has media related to Lorraine 12 Eb.
Notes
- ^ "Polish Skoda Works". Aerospace Engines A to Z. 9 July 2021. Retrieved 23 December 2024.
 - ^ Gunston 1989, p. 94.
 
Bibliography
- Gunston, Bill. World Encyclopedia of Aero Engines. Cambridge, England. Patrick Stephens Limited, 1989. ISBN 1-85260-163-9
 
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