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).
Conversion table for engine displacement from cubic centimeters to cubic inches, page 2.
Identifier | ExFiles\Box 77\5\ scan0139 | |
Date | 26th April 1917 guessed | |
-2- cc. c.inches. cc. c.inches. 6500 397 8250 503 6750 412 8500 519 7000 427 8750 534 7250 442 9000 549 7500 458 9250 564 7750 473 9500 580 8000 488 9750 598 10000 610 | ||