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Specification of modifications and parts fitted to a Bentley 80 No.6 engine unit.


Identifier  ExFiles\Box 123\1\  scan0161
Date  29th March 1944
  
To: Rm. {William Robotham - Chief Engineer} from Wym {G. Harold Whyman - Experimental Manager} /HN {F. C. Honeyman - Retail orders} /CP. 1043 Chassis
(I think this should be Bentley 80 not 82) Wym {G. Harold Whyman - Experimental Manager} /HN {F. C. Honeyman - Retail orders} /CP.4/LH. {Mr Haworth} 29.3.44.

Bentley 80. No.6 Unit.

Specification of the above engine unit is revised as follows :-

Work carried out at Clan 28.3.44.

Crankcase & Bearings. LOP.EB.5215.
Existing Top Half EB.4670 (mod. to RE.1000) Main Bearing bores opened out to 2.916 dia. to suit latest Vandervell Bearings.
New set of Vandervell Main Bearings fitted Indium faced - lead bronze.

Connecting Rods. LOP.RE.2636.
The following parts fitted :-
6-RE.2634/5 Rods and Caps ex B.60.No.2.
2-RE.2634/5 " " " (RE.297/8 existing).
modified
New set of Indium faced lead bronze Bearings fitted - Vandervell.

Valves & Fittings. LOP.EB.4112.
The following parts fitted in accordance with Wym. {G. Harold Whyman - Experimental Manager} 9/OH.24.3.44 :-
4-EB.5210 Exhaust Valves. KE.965 fitted to Nos. 1 - 3 - 5 - 7.

Wym {G. Harold Whyman - Experimental Manager} /HN {F. C. Honeyman - Retail orders} /CP.
  
  
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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