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 Bentley 80 Engine Unit No. 5 for Silver Wraith Chassis 30 G VII.
| Identifier | ExFiles\Box 124\2\ scan0246 | |
| Date | 9th October 1940 | |
| 1044) To Rm{William Robotham - Chief Engineer} from Rm{William Robotham - Chief Engineer}/CP c. Rem/cyn c. Rem/Hirr Rm{William Robotham - Chief Engineer}/CP/7/EC/9.10.40. Bentley 80 Engine Unit No. 5 Silver Wraith Chassis 30 G VII Specification of the above Unit is revised as follows :- Carried out at Clan Foundry 6.10.40. Previous Specification Crankshaft Damper LOP Exs 1878 Exs 1421 Rubber Bush Exs 1766 Spring Removed Connecting Rods LOP EB 4313 EB 4190/1 Rods & Caps Removed Revised Specification Crankcase & Bearings LOP EB 4248 New Petrol Pump fitted. Crankshaft Damper LOP Exs 1878 (Studebaker Type) The following new parts fitted :- Exs 1421 Rubber Bush 35 durometer Ex 36733 Springs Connecting Rods The following Rod fitted :- EB 4190/1 No. 3 existing oil jet hole soldered up. EW 1749/50 Rods - Nos. 7 & 8. These have previously been run EW 1749/50 Rods No.1-2-4-5-6 -New- A.C. 9 Big End Bearings. | ||