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).
Ignition performance chart showing governor characteristics for a Bentley V engine.

Identifier  ExFiles\Box 168\3\  img080
Date  14th February 1939 guessed
  
BENTLEY V
IGNITION
UNIT B II N.o 5
CYL. HEAD EW 1949
PISTONS P 414
(170 RAISED CROWN)
CAMSHAFT EX 31550
IGN. SYSTEM B. II (MV4 CARBS)
C/R = 6.5 : 1
DELCO REMY
1) MAX. VARIATION BETWEEN CYLS.
a) N.o 1 CYL
b) N.o 4 CYL
2) GOVERNOR CHARACTERISTIC
R.R.
3) MAX VARIATION BETWEEN CYLS
a) N.o 3 CYL
b) N.o 6 CYL
4) GOVERNOR CHARACTERISTIC
DEGREES B.T.D.C
R.P.M. (CRANK)
  
  


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