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).
List of part standardizations and other findings resulting from a run in France.
| Identifier | ExFiles\Box 92\3\ scan0314 | |
| Date | 11th June 1937 | |
| 3S-SX. 300a 11.6.37. As a result of the run in France:- Standardisation Sheets have been issued for:- (1) Stiffer axle shafts. (2) Larger differential thrust washers. (3) Wraith wheel movement. (4) Propellor shaft with sliding joint at rear (5) Screw threaded gearbox synchromesh cones. (6) Improved appearance radiator diagonal stays. (7) Chaper & Lighter rear springs. (8) Flexible engine coupling to reduce vibration and S/M coupling piece. (9) 4 port heads. (10) Pilot bearing with brass cage to reduce cost. (11) Chaper oil level indicator. (12) R.R.56 main bearing shims. Parts that cannot be standardised owing to trouble. (1) Mild Steel engine feet. (2) Starter motor brake. Information has been obtained on:- (1) Various materials of cylinder liners. (2) Hoyts Z3 white metal bearings. | ||