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 an 'R' Mod Supercharged Engine at full throttle between 1800 and 2400 R.P.M.
| Identifier | ExFiles\Box 179\2\ img031 | |
| Date | 4th December 1931 guessed | |
| 'R' MOD SUPERCHARGED ENGINES CURVE 101 R POWER CURVE AT FULL THROTTLE 1800 - 2400 R.P.M. ENGINE:- R.MS. 2B WITH 9/1 C.R. PISTONS & S.S% GEARS CAMSHAFT:- E 38035 VALVES TIMED T.C. 50° A.B.D.C. MAGNETOS:- 42° B.T.D.C AT F.A. FUEL:- D.T.D. 134 + 5CCS TEL/GALL LODGE X 170 BAR 30.20 Hg TH AIR 130°C CORRECTED BRAKE HORSE POWER ENGINE R.P.M. BOOST "Hg ABS PTS/HP/HR B.H.P G.P. 1231 | ||