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).
The failure of silent tappets due to an oil supply issue.
| Identifier | ExFiles\Box 106\5\ scan0090 | |
| Date | 30th May 1933 | |
| XS060- Files. ----- 30.5.33. 117 SILENT TAPPETS. --------------- The attached photograph shows the failure of the silent tappets due to failure of the oil supply which caused the top of the piston to knock the bottom out of the housing. Hs{Lord Ernest Hives - Chair}/Hn.{F. C. Honeyman - Retail orders} | ||