Rolls-Royce Archives
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From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Power curve graph for a Lorraine-Dietrich engine with comparative data for a 20 HP Rolls-Royce engine.

Identifier  ExFiles\Box 22\4\  Scan102
Date  23th March 1927
  
LORRAINE-DIETRICH POWER CURVE.
Bore = 75 m/m.{Mr Moon / Mr Moore} Stroke = 130 m/m.{Mr Moon / Mr Moore}
Cubic Capacity = 3444 c.c.
Compression Ratio = 5.9 to 1.
Standard Bed Exhaust System.
Corrected to N.T.P.
B.M.E.P.
B.H.P.
20 H.P. R.R. B.H.P. B.M.E.P.
BRAKE HORSE POWER.
BRAKE MEAN EFFECTIVE PRESSURE (LBS PER sq ").
R.P.M. OF ENGINE.
23-3-27
5
  
  


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