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 weight of a Gryllsway Gearbox assembly.
| Identifier | ExFiles\Box 26\1\ Scan036 | |
| Date | 5th November 1964 guessed | |
| -2- Not weighed in detail. Gryllsway Gearbox including Torus Cover, Tori, Starter Ring and Bell Housing = 228 lb. Detail weights from completed sections can be supplied on request by McF/Sdm. McF/Sdm. | ||