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).
Data table of power, consumptions, and efficiencies for the Eagle Engine Series 8.
| Identifier | ExFiles\Box 36\2\ scan 048 | |
| Date | 30th November 1917 | |
| X.2934 30-11-17. X. 2934 - EAGLE ENGINES SERIES 8. - POWER, CONSUMPTIONS & EFFICIENCIES. Speed. B.H.P. Torque B.M.P. Petrol Brake R.P.M. (lb-inches) (lbs/sq.inch) Consumption Thermal (lbs. per B.H.P. Efficiency. hour) 1400 .495 .2765 1500 305 12820 129.5 .4825 .284 1600 320 12610 127.5 .477 .287 1700 335.5 12430 125.5 .473 .289 1800 350 12260 124 .4715 .290 1900 362 12000 121.5 .4715 .290 2000 368 11600 117.5 .473 .289 2100 369 11070 112 .481 .2845 14a X. 2245. | ||