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).
Modifications to various vehicle components.
| Identifier | ExFiles\Box 69\3\ scan0317 | |
| Date | 14th September 1925 | |
| R.R. 493A (50 H) (D.D. 31, 12-6-25) J.H.D. EXPERIMENTAL REPORT. -2- Expl. No. REF Hs{Lord Ernest Hives - Chair}2/LG14.9.25. 15. Modified change speed mech. and side levers to LeC.2079 and N.sch.1870/1903/2001. 16. Felt strip on undershield to LeC.2091. 17. Metal dirt excluders on rear brake actuating shafts, (in place of leather) To Derby scheme G.L.152. 18. Improved rear brake covers to N.sch.2039. 19. 2¼" wider and 1" higher dashboard (modified to take cylindrical autovac) and dashbrackets to N.sch.2001/2 and Derby scheme L.F.606. 20. New bonnet with side strips and guards for spring damped pendulum lever to N.sch.2037 and Gos.11 bonnet catches. 21. 'B' type steering (.720 lead) to N.sch.1993/2024. 22. 1" higher 'W' series type radiator with bolted-on shutters. 23. Improved radiator shutter control bracket to Derby scheme 654. 24. Dipping head slights and controls to N.sch.1824/1855. 25. Instrument board controls to N.sch.2035/6. 26. Body subframe using subframe brackets F.72192/F.73239, to N.sch.2001/2. 27. Frame stiffener for front and rear buffers to N.sch.1960. 28. New front number plate bracket F.72758/9. 29. Modified lubrication of rear shackle pin for front springs to N.sch.2040. 30. Modified radiator suspension bracket to N.sch.1958. 31. Improved accelerator pedal to N.sch.2044. 32. Clutch pedal holder and lever F.73151/2 - G.73671/88 (to give required movement for 'B' type clutch). 33. Modified luggage grid to N.sch.2028. 34. Modified petrol tank to suit No.18. to N.sch.2028. contd :- | ||