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).
Failure of specific components such as valve springs, oil seals, and ignition coils.
| Identifier | ExFiles\Box 154a\3\ scan0291 | |
| Date | 12th June 1937 guessed | |
| -5- J.B.1V. The following special features failed:- Ref. Description. Notes IB.3256 Valve springs produced in Swedish wire by RR. to RM.{William Robotham - Chief Engineer}200. One spring failed. M.S.4985. Modified lubrication to pinion thrust bearing in rear axle with 'Perfect' oil seal No.2)7122. Oil seal failed. Rm{William Robotham - Chief Engineer}/wst. Delco-Remy ignition coil with no ballast resistance. Failed internally. | ||