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Letter discussing issues with annular jets on the Silver Ghost and Phantom models, and requesting a new 'straight through' carburetter.


Identifier  ExFiles\Box 122\1\  scan0023
Date  20th September 1927
  
Oy-19-E-92027 -2- September 20, 1927.

Appears to give improved acceleration with our fuel, but of course we do not permit this as a standard operation.

Finally, the narrow annular jets are scarcely practical with our fuel, unless we standardize some practical filter like the Zenith, because, both on the Silver Ghost(1907 40/50 historic RAC 15,000 miles trial) and Phantom the low speed jet is constantly going lean by accumulating dirt.

We should very much welcome a change to a "straight through" carburetter on the Phantom, and would like to receive early samples of any experimental carburetters which you develop for this car.

Yours very truly,

Maurice Olley

MO/E
  
  
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).


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