Lorraine-Dietrich aero-engines
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Lorraine-Dietrich was a French automobile and aircraft engine manufacturer from 1896 until 1935, created when railway locomotive manufacturer Société Lorraine des Anciens Etablissments de Dietrich and Cie (known as De Dietrich et Cie, founded in 1884 by Jean de Dietrich) branched into the manufacture of automobiles. The Franco-Prussian War divided the company's manufacturing capacity, one plant in Niederbronn-les-Bains, Alsace, the other in Lunéville, Lorraine.[1]
Designations
Letter system
The Service technique de l'aéronautique (STAé) used a common designation system for the vast majority of their engines, which signified the major attributes of the particular engines:
- 12 – the number of cylinders in any configuration (V, straight, W, horizontally opposed, radial, etc. etc.).
- Y – the family letter in capitals (note: in at least two instances the family designator consisted of two letters in capitals e.g. 14AA and 14AB), advancing alphabetically.
- a – sub variant indicator, (which could also indicate the rotation of the engine, where otherwise identical engines with opposite hand rotation were built, e.g. 12Ndr anti-clockwise and 12Nfr clockwise).
- r – attribute indicators, denoting various attributes that the engine might have, (r = reduction gearing, i = fuel injection, s = supercharged, etc. etc.)
- 1 – sub-sub variants were denoted by using a number after the letters, (e.g. 12Xhrs and 12Xhrs1), usually indicating differences in ancillary equipment.
Thus the 12Xgrs was of the X family, with reduction gearing and supercharger. Whereas the 12Xhrs was identical but rotated in the opposite direction.

Source:Jane's All the World's Aircraft 1938[2][3][4] except where noted
- Lorraine 3D
- licence-built Potez 3B
- Lorraine 5P
- 5 cyl radial
- 5Pa:75 kW (100 hp)
- 5Pb:82 kW (110 hp)
- 5pc:89 kW (120 hp)
- Lorraine 6A
- (AM) 82 kW (110 hp)
- Lorraine 6Ba
- 6 cyl two-row radial 97 kW (130 hp)
- Lorraine 7M Mizar
- 7 cyl radial 180 kW (240 hp)
- 7Ma
- 7Me
- Lorraine 8A
- V-8
- 8Aa
- 8Ab
- 8Aby
- Lorraine 8B
- V-8
- 8Ba
- 8Bb
- 8Bd
- 8Be
- Lorraine-Latécoère 8B
- Lorraine 9N Algol
- Type 120 9 cyl radial 220 kW (300 hp)
- Lorraine Algol Junior
- 170 kW (230 hp)
- Lorraine Algol Major
- 350 kW (470 hp)
- Lorraine Dietrich 12Cc
- Dc in error?
- Lorraine 12? Hibis
- 340 kW (450 hp)
- Lorraine Dietrich 12Cc
- Dc in error?
- Lorraine 12D
- V-12
- 12Da
- 12Db
- 12Dc
- Lorraine 12 DOO
- horizontally-opposed O-12
- Lorraine 12E Courlis
- W-12 340 kW (450 hp)
- 12Eb:
- 12Ebr:
- 12Ed:
- 12Edr:
- 12Ee:
- 12Ew:The standard Eb fitted with a supplementary supercharger
- Lorraine 12F Courlis
- W-12 450 kW (600 hp)
- Lorraine 12H Pétrel
- V-12
- Lorraine 12Q Eider
- 12Qo
- Lorraine 12R Sterna
- V-12 Type 111 520 kW (700 hp)
- 12Rs:V-12 Type 111 520 kW (700 hp)
- Lorraine 12Rcr Radium
- inverted V-12 with turbochargers 220 kW (300 hp)
- Lorraine 14A Antarès
- 14 cylinder radial 370 kW (500 hp)
- 14Ac:14 cylinder radial 370 kW (500 hp)
- Lorraine 14E
- 14 cylinder radial 350 kW (470 hp)[5] (could be mis-typing of 14Ae, or someone unfamiliar with the designation system writing 14E for Etoile – star - radial)
- Lorraine 14L Antarès
- 14 cylinder radial 370 kW (500 hp) (could be mis-typing of 14Al)
- Lorraine 18F Sirius
- Type 112
- 18F.0:
- 18F.00:
- 18F.100:
- Lorraine 18G Orion
- W-18
- 18Ga:W-18
- 18Gad:W-18
- Lorraine 18K
- W-18
- 18Ka
- 18Kd
- 18Kdrs
- Lorraine 24
- W-24 750 kW (1,000 hp)
- Lorraine 24E Taurus
- 24-cyl in-line radial (six banks of 4-inline) 1,200 kW (1,600 hp)
- Lorraine AM
- (moteur d’Aviation Militaire (A.M.)) – derived from German 6-cyl in-line engines
- Lorraine Diesel
- built in 1932, rated at 150 kW (200 hp)
- Lorraine DM-400