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).
Sketch of a component with pipe connections from the crankcase to the carburetter.
| Identifier | ExFiles\Box 5a\3\ 03-page265 | |
| Date | 4th June 1933 guessed | |
| < 2" 1 1/2" from crankcase to carburetter | ||