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 chassis modifications for car 35-EX following a 10,000 miles test.
| Identifier | ExFiles\Box 92\3\ scan0054 | |
| Date | 20th November 1936 | |
| 300u To HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} File Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls}13/AP.20.11.36. 35-EX. - 10,000 MILES TEST. Will you please modify this car to incorporate the following. Car to come in 30.11.36. CHASSIS. 1. Fit special springs in cross steering tube joints. These springs will be supplied by Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer} 2. Sweat in lower ball pads in cross steering tube joints. 3. Remove all clips holding bijur pipe to pendulum lever. 4. Check that brake pedal stop behind servo scissor levers is functioning correctly. 5. New bell-crank levers G.84923/4 and stops G.84921 and G.84979 to be fitted. 6. Petrol gauge tank unit with gaskoid washers (complete in the Works) 7. Front suspension fulcrum pins and bijur pipe coils to N.Sch.4007 (on order) 8. N.Sch.4938 - extra pedal travel. Promised end of month. 9. Operating lever with 4.000 centres to replace G.83784 End of month. 10. Modified exhaust system. Hs{Lord Ernest Hives - Chair}/Wym.{G. Harold Whyman - Experimental Manager}12/KW.6.10.36. 11. Hydraulic jack pump supplied by Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} 12. Coupling between engine and gearbox to N.Sch.4908 but only 3 plates of .028" section. 13. New gearbox casting to prevent oil leaks at end bearings. New strengthened N.Sch.4824 2nd. speed pieces. Concertina 3rd. and 4th. sliding pieces. 14. Lockheed front jacks - T.F. has these. 15. Prop. shaft sliding joint at rear. Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} will balance shaft before fitting. 16. Front dampers Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}7/KW.6.10.36. W.Bell has these ready. 17. Lightened front bumper. Supplied by FD.{Frank Dodd - Bodies} continued | ||