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).
Guidance on the optimal engine speed for operating the tyre pump on a 40/50 HP chassis.
| Identifier | ExFiles\Box 149\5\ scan0052 | |
| Date | 2nd February 1924 | |
| 1993 BY/SS.{S. Smith} from Hs.{Lord Ernest Hives - Chair} Hs{Lord Ernest Hives - Chair}2/LG21.2.24. RE. 40/50 HP. CHASSIS - TYRE PUMP. We consider the best speed to run a 40/50 engine when the tyre pump is in gear, is from 500 to 750 R.P.M. Hs.{Lord Ernest Hives - Chair} | ||