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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).
Standardisation sheet detailing modifications to fit new type exhaust valves to the Phantom II.

Identifier  ExFiles\Box 17\6\  Scan117
Date  1st January 1932
  
BY.{R.W. Bailey - Chief Engineer} from Hs{Lord Ernest Hives - Chair}/GWH.{George W. Hancock - Head Chateauroux} X7060. Hs{Lord Ernest Hives - Chair}/GWH.{George W. Hancock - Head Chateauroux}1/--1932

We are sending out a standardisation sh
to fit the new type exhaust valves to the standar
Phantom II. 5/1 comp. ratio., using camshaft E.800
present standard.

This will mean the following modifications.

(1) Exhaust Valve E.82485.
(2) Exhaust Guide E.82489.
(3) Exhaust Valve Packing E.82488.
(4) Bottom Spring Washer E.82487.
(5) Stronger Tappet Spring E.83405.


Hs{Lord Ernest Hives - Chair}/GWH.{George W. Hancock - Head Chateauroux}
  
  


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