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).
Request for modifications to whitemetal eccentrics clearance and the supply of weaker plunger return springs for trial.
| Identifier | ExFiles\Box 96\2\ scan0006 | |
| Date | 4th July 1934 guessed | |
| Whitemetal eccentrics to have .0025 - .003 diametrical clearance on rockershafts. In addition to existing plunger return springs, please supply weaker springs for trial, one set exerting 75% of existing return load & another set exerting 50%. Referred. Mon. 30.1. Drawing to P.A. Print to H.M.C. | ||