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).
Telegram from Chichester to Derby detailing engine and chassis modifications to reduce a roar at high speeds.
| Identifier | ExFiles\Box 79\2\ scan0012 | |
| Date | 3rd November 1921 | |
| X4329 ROYCAR DERBY. FROM CHICHESTER. 3.11.21. X.4226 X.4244 X.4227 X.4329 HIVES SUGGEST RECORD SPEED ROAR COMMENCES THEN INCREASE STRENGTH VALVE SPRINGS POSSIBLY VALVE CLOSING UNSTEADILY DOUBLE PORTS WITH INCREASED CAPACITY MAY REDUCE ROAR PRESS FORWARD HEAD AND SPECIAL CAMSHAFT TO MAKE ALL INLET PORTS DOUBLE STOP BRING CHASSIS WITH SHOCK DAMPERS AND IMPROVED CLUTCH+ ROYCE. | ||