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 regarding unsatisfactory engine performance on car 49GB and suggested remedies before a 10,000-mile test.
| Identifier | Morton\M11\ img212 | |
| Date | 17th September 1919 | |
| 49GB V ORIGINAL UNSATY CONFIRMATION OF TELEGRAM. I. 96H. ROYCAR DERBY. X.2631 X.3644/B. RECEIVED (STAMP) HIVES 49GB VERY UNSATISFACTORY AFTER CLEARING MINOR FAULTS ENGINE HARSH PROBABLY DUE TO SET CONNECTING RODS ALSO IMPULSES VERY MANIFEST PROBABLY DUE TO UNWISELY HIGH COMPRESSION AND RIGID CONNECTION BETWEEN SCUTTLE AND DASH STOP NO ONE SHOULD SEE IT IN PRESENT STATE STOP SUGGEST CHANGING IT WITHOUT DELAY SEE LETTER STOP IT APPEARS TO STAND EXTRA OIL ALWAYS STOP PUSH FORWARD EXPERIMENTALLY CYLINDER OILING VIA RODS AND REDUCE COMPRESSION BY REDUCING THICKNESS OF PISTON TOPS STOP GET READY GOOD CAR WITH EVERYTHING FOR NEW TEN THOUSAND MILE TEST. ROYCE. | ||