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 Royce with instructions for modifying a Phantom engine's flywheel and pistons.
| Identifier | ExFiles\Box 19\5\ Scan143 | |
| Date | 26th January 1931 | |
| COPY OF TELEGRAM RECEIVED FROM R.{Sir Henry Royce} AT LE CANADELHenry Royce's French residence. 26.1.31. X634. "PHANTOM TRY LIGHTER AND STIFFER FLYWHEEL AS LATEST CHINA LARGE CRANKPINS MUCH LIGHTENED FOUR BALANCE WEIGHTS AS MASTER PERIOD PERMITS. LIGHTEST POSSIBLE RODS AND PISTONS REGARDLESS OF COST DOUBLE CARBURETTERS DRAWING FROM CRANKCHAMBER. GEARBOX SUPPORT AND SOFTER RUBBER IN FRONT WITH OR WITHOUT NOSE SUPPORT. BACK FLYWHEEL SHOULD WHIRL MUCH EARLIER THAN FRONT. BALANCE WEIGHTS AND LIGHTER PISTONS PERMITS OF LIGHTER FLYWHEEL FORGED ALUMINIUM PISTONS AND RODS MAY HELP QUICKLY. FIT ALL ABOVE TO ONE OR TWO CARS AND SEND ONE TO ME. CAR MENTIONED BY RAJAH NATURALLY CONSIDERABLY MORE POWERFUL ALSO HAS FOUR VALVES. ENGINE DIFFERENCE DOUBLE REAR BEARING BUY IF YOU WISH BUT THOUGHT WE KNOW FEATURES OF DESIGN AND NORTHEY REPORTED THEY HAD RUN INTO TROUBLES. TELEPHONE LONDON AND WITTERING. WIRE ANY RESULTS OR SUGGESTIONS. BELIEVE FLYWHEEL DIAPHRAGM CHIEF SOURCE OF FLEXIBILITY NOT DIFFICULT TO DETERMINE THIS AND ALSO VALUE OF CRANK FLANGE STATICALLY. FUTURE WORK SEE LETTERS. ROYCE. | ||