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 a stiffer crankshaft for the 3 1/2 Litre Bentley.
| Identifier | ExFiles\Box 103\3\ scan0182 | |
| Date | 20th June 1933 | |
| RR 755 (10H) (37133. 28-10-32) BM. 3/9064/1. COMPLETED 13.10.33. STANDARDISATION of CHASSIS PARTS. Date 20.6.33. No. X 5010. Description of Parts. STIFFER CRANKSHAFT AS USED ON 3 1/2 LITRE BENTLEY. Origin. To give a smoother engine and better bearing life Experimental Test Report. Fitted to all Bentley cars. Road Test Report. Has run 20,000 miles on Bentley cars. Weight of Old Part. Weight of New Part. Difference per Car. Cost of Old Part. £ 11 - 0 - 5 Cost of New Part. £ 11 - 10 - 10 Difference per Car. £ 0 - 10 - 5 Increase Signature from Cost Dept. that above is correct. GRh 9/10/33 G [illegible signature] 9/10/33 Cost of Parts in Works which will be scrapped if commenced on:- Series..........£....... Series..........£....... Series..........£....... INITIAL | DATE | REMARKS SG.{Arthur F. Sidgreaves - MD} | 11/10/33 | Agreed CWC R.{Sir Henry Royce} | WOR.{Arthur Wormald - General Works Manager} | 20.6.33 | Agreed Wor.{Arthur Wormald - General Works Manager} C. | 21.6.33 | Agreed C. RG.{Mr Rowledge} | 21.6.33 | Agreed Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 24.6.33 | Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 21.6.33 | Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 20.6.33 | Agreed EP.{G. Eric Platford - Chief Quality Engineer} & Mx.{John H Maddocks - Chief Proving Officer} E.{Mr Elliott - Chief Engineer} | 4.7.33 | Agreed AE. PN.{Mr Northey} | 5.7.33 | Agreed PN.{Mr Northey} Agreed Hs.{Lord Ernest Hives - Chair} HS.{Lord Ernest Hives - Chair} | Handwritten note below table: 6.7.33 Stamps: RECEIVED, 20/25 H.P., CHASSIS, OCT Handwritten marginalia: g/Wk, R b, X5010 | ||