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).
Blueprint graph showing final power curves for Miss England engines R.17 and R.19.
Identifier | ExFiles\Box 174\4\ img019 | |
Date | 18th June 1931 | |
R' ENGINES CURVE 52' R' FINAL POWER CURVES FOR MISS ENGLAND ENGINES A:- R.17. MIXTURE CONTROL 35° FROM F.S. POSITION B:- R.19. " " 34° " " VALVES I.C. 50° ABDC MAGS 42° BTDC AT FA LODGE X 170 PLUGS AND 22/78 + 3ccs T.E.L./GALL S/C GEAR RATIO 7.47/1 A:- BAR 29.65" Hg AIR INT 23°C B:- BAR 29.68" Hg AIR INT 17°C CORRECTED BRAKE HORSE POWER ENGINE R.P.M BOOST "Hg ABS PTS / HP / HR PREVIOUS POWER CURVE ON ALCOHOL FUEL BOOST ON ALCOHOL C/BHP PTS/BHP/HR G.P. 18.6.31 | ||