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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 of parts report for a deturbulated cylinder head.

Identifier  ExFiles\Box 86\1\  scan0229
Date  21th December 1936
  
RR 735B (toH) 88620 12-8-35 W.H.K. 2x800
COMPLETED 19.1.37
BENTLEY STANDARDISATION of PARTS.
Date 21/12/36
(strikethrough: 30.10.36)
X No. 219.
Drawing No. EB.2560.
No. RM.{William Robotham - Chief Engineer}246.
Description of Parts
DETURBULATED CYLINDER HEAD.
Origin
Experiment to improve engine smoothness.
Report of Experimental Test.
As run on 15,000 miles test and other confirming tests, on road there is an improvement in the steadiness of slow running.
Shows slight increase in power at high speeds.
Must be run with the Delco-Remy ignition governor.
MATERIAL LABOUR CHARGES TOTAL
£ s. d.{John DeLooze - Company Secretary} £ s. d.{John DeLooze - Company Secretary} £ s. d.{John DeLooze - Company Secretary} £ s. d.{John DeLooze - Company Secretary}
Cost of Old Part 5 1 2 11 6 4 10 1 7 6 8
Cost of New Part 5 1 2 9 11 4 7 5 7 2 5
Nett Increase/decrease 4 3
Signature from Cost Dept. that above is correct. GWRl 17.12.36.
INITIAL DATE REMARKS
SG.{Arthur F. Sidgreaves - MD} 14-1-37. Agreed Sg.{Arthur F. Sidgreaves - MD}
WOB Hs.{Lord Ernest Hives - Chair} Agreed Hs.{Lord Ernest Hives - Chair}
C. 23.12.36. Agreed C.
E.{Mr Elliott - Chief Engineer} 23.12.36. Agreed E.{Mr Elliott - Chief Engineer}
DA.{Bernard Day - Chassis Design} 30.12.36. Agreed Da.{Bernard Day - Chassis Design}
BY.{R.W. Bailey - Chief Engineer} 23.12.36. Agreed By.{R.W. Bailey - Chief Engineer}
EP.{G. Eric Platford - Chief Quality Engineer} 22.12.36. Agreed EP.{G. Eric Platford - Chief Quality Engineer}
SFT.{Mr Swift} 23.12.36. Agreed Sft.{Mr Swift}
MX.{John H Maddocks - Chief Proving Officer} 22.12.36. Agreed Mx.{John H Maddocks - Chief Proving Officer}
(strikethrough: X Hs.{Lord Ernest Hives - Chair} X) Rm.{William Robotham - Chief Engineer} 21.12.36. Agreed Rm.{William Robotham - Chief Engineer}
RHC.{R. H. Coverley - Production Engineer} 29.12.36. Agreed RHC.{R. H. Coverley - Production Engineer}
(Stamp: 14 JAN 1937)
  
  


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