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).
Graph showing the volumetric efficiency and BMEP of Bentley Unit B.3 against engine RPM.

Identifier  ExFiles\Box 133\2\  scan0099
Date  12th December 1934
  
BENTLEY UNIT B.3
VOLUMETRIC EFFICIENCY
STANDARD TIMING
OPEN EXHAUST
CAMSHAFT EB 1085
STD HEAD 6.5/1 CR{Mr Cra???ster / Mr Chichester}
1.400 DIA. I/L VALVE
BMEP
lbs/sq in
Vol η
%
R.P.M
4. B.R. S/34
12. XII. 34
  
  


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