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).
Test results for crank pins, torsional period, and top gear speed for model 19-EX.

Identifier  ExFiles\Box 14\2\  Scan095
Date  15th January 1931
  
FOR FILES.
X/1010
19-EX.
15.1.31.
, X.7010.
X.634.
2.375.dia. crank pins.
Top Torsional period 3690 R.P.M.
98.2 M.P.H. Top Gear.
Speedometer checked by 2 methods.
I.A.Leslie.
  
  


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