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).
Power curve graph for a full supercharged 'F' engine showing corrected BHP and boost against engine RPM.
| Identifier | ExFiles\Box 36\2\ scan 204 | |
| Date | 4th March 1929 | |
| GATE POWER CURVE, FULL SUPERCHARGED 'F' POWER CURVE FROM GATE: 1850 R.P.M. AND 3.7" Hg BOOST ABOVE NORMAL (29.92) 5/1 COMP. RATIO PISTONS FUEL 80/20 AVIATION/BENZOLE SHELL LODGE R40 SPARKING PLUGS LONG DURATION CAMSHAFTS I.C. 40° A.B.D.C. C/BHP CORRECTED B.H.P. 540 520 500 480 460 440 ENGINE R.P.M. 1800 2000 2200 2400 2600 GATE CONDITION BOOST INS HG ABOVE NORMAL BOOST INS HG 4.0 2.0 0 R.N.D. 4-3-29 | ||