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 queries and action points regarding various car components, including valve springs, cylinder heads, front springs, and sparking plugs.
| Identifier | ExFiles\Box 174\3\ img085 | |
| Date | 20th April 1936 | |
| -4- Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}15/KW.20.4.36. 25/30 HP. (1) Swdl.{Len H. Swindell} Ury. } On the original LeC., was the Bentley valve spring instructed for the turbulent head? We presume Exptl. may have instructed the 20/25 spring to be inserted on the M.O.P. Is this so? (2) O.R. Get Mx.{John H Maddocks - Chief Proving Officer} to confirm results on deturbulated cyl. head. (3) Les.{Ivan A. Leslie} What is stopping us standardising low rating front springs and a roll rod? (4) Smth. Confirm with Mx.{John H Maddocks - Chief Proving Officer} on production cars whether or no prop. shaft damper reduces clutch jaggers. Is there any alternative to this bulky and costly fitting. (5) G.R. Decide on the correct sparking plug for 20/25 production. | ||