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).
Query regarding alternative relief valve spring pressures tested for solid rockers.
| Identifier | ExFiles\Box 96\2\ scan0248 | |
| Date | 6th August 1937 | |
| BY/CS3/EH.6.8.37 cont'd.{John DeLooze - Company Secretary} (5) Section 5205 - Oil Relief Valves. Relief Valve Spring Pressures. Alternative springs have been tested for solid rockers. Which springs are required? BY/CS, | ||