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).
Test report on engine anchorage modifications and their effects on steering, engine vibration, and clutch engagement.
| Identifier | ExFiles\Box 11\5\ 05-page159 | |
| Date | 12th September 1934 | |
| *7941 To Hs{Lord Ernest Hives - Chair} From G.W.H. Rm{William Robotham - Chief Engineer} Hotel de France, Chateauroux. Indre. France. 12th September 1934. 28 - EX. First test carried out with front anchorage of engine fitted. No torque reaction dampers, and rubber mounting retained on front engine feet. The results are :- 1. No improvement to steering. 2. Bad period of engine cut down from 8 MPH. to 6 MPH. 3. On level road no sign of clutch grab or jaggers, perfectly smooth engagement. 4. With side brake on, equal to a steep hill low engine revs. clutch jaggers. With moderate engine revs. almost a smooth engagement. G.W.H. [Signature] | ||