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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).
Component changes for the Bentley II Chassis crankcase and bearings.

Identifier  ExFiles\Box 132\3\  scan0047
Date  26th March 1936
  
4216
BY/CS4/EH.26.3.36.
To R.H.C.
c.c. H.H.
c. Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls}

Re Bentley II Chassis - Crankcase & Bearings - Sec:5000.
Crankshaft - Sec:5010.
Connecting Rod - Sec:5030.

LeC.4350 - Crankshaft with Stiffened Rear Journal and Narrow Crankpins.

Please receive herewith blue prints of the following new drawings, detailed in accordance with above LeC and memo' Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls}8/KW.17.3.36.

Section 5000.

E.B.2892 Crankcase - Top Half. replaces E.B.2626.
E.B.2893 Bearing Bush - Top - Centre
E.B.2894 Bearing Bush - Bottom - "
E.B.2895 Bearing Liner - Centre
E.B.2896 Bearing Bush - Rear replaces E.B.2812-3.
E.B.2897 Bearing Liner - Rear " E.B.2693.

Please order up as required, together with the following standard and existing parts;-

E.B.2408 Crankcase - Bottom Half replaces E.B.1855.
E.B.2411 Rear End Cover - Top Half " E.B.1833.
E.B.2412 " " - Bottom Half " E.B.1834.
E.B.2415 Oil Pipe - Rear Bearing
E.B.2416 Bearing Cap - Centre
E.B.2420 Stud - Rear Bearing
E.B.2421 Packing - Rear End Cover. replaces E.B.1601.

Remainder of parts to LOP. E.B.2737, but having the following modifications to numbers required;-

E.B.610 Bearing Cap (Front only) 1 only required.
E.B.2811 Bearing Bush( " " ) 2 " "
E.B.2691 Bearing Liner( " " ) 2 " "
E.B.105 Stud - Bearing Caps 12 " "
E.B.106 Oil Pipe - Bearings 6 " "
E.54793 Lockwasher - Bearing Caps 16 required.
K.2910 .250 C'sunk Head Screws - End Cover. 10 "
K.4010 .375 Nuts - Bearing Cap Studs. 16 "

This completes instructions for crankcase section for this experiment. cont'd.{John DeLooze - Company Secretary}
  
  


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