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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).
Specification revision for the Peregrine No.4 Unit camshaft.

Identifier  ExFiles\Box 169\4\  img161
Date  25th May 1933
  
To Hs.{Lord Ernest Hives - Chair} from RHC{R. H. Coverley - Production Engineer}/WSC.{W. S. Cassel}

RHC{R. H. Coverley - Production Engineer}/WSC{W. S. Cassel}2/AP.25.5.33.

Peregrine No.4. Unit.
Specification of the above Unit is revised as follows:-

Passed to Test. 24.5.33.

Previous Specification.
Camshaft LOP.E.100112.
Hs.{Lord Ernest Hives - Chair}633 Camshaft 105¹⁰ Removed.

Revised Specification.
Camshaft LOP.E.100112.
1-New Hs.{Lord Ernest Hives - Chair}968 Camshaft 1080 fitted with .020 tappet clearance.
I.O 4⁰ P.T.D.C.
E.C. T.D.C.

RHC{R. H. Coverley - Production Engineer}/WSC.{W. S. Cassel}
  
  


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