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).
Indicated power and consumption curves from Bentley single cylinder tests.
| Identifier | ExFiles\Box 133\2\ scan0092 | |
| Date | 5th January 1944 guessed | |
| BENTLEY SINGLE CYLINDER TESTS SHEET 9 INDICATED POWER & CONSUMPTION CURVES. COMPILED FROM CURVES ON SHEETS 2 & 4. No2 RAMP HEAD (L.C.3871) INLET VALVE = 1.500" DIA NATURALLY ASPIRATED ZENITH TRIPLE DIFFUSER CARBURETTOR (32% CHOKE) OPEN EXHAUST FUEL DTD 224 COMPRESSION RATIO = 6.5 EXHAUST VALVE = 1.400" DIA AEROLITE PISTON STD. BENTLEY HEAD, (CR{Mr Cra???ster / Mr Chichester} = 6.4) & NORMAL VALVE TIMING TIMED TO GIVE MAX POWER AT 3000 RPM, BUT OVERLAP LIMITED TO 12° DITTO, BUT WITH NO LIMIT TO OVERLAP INDICATED HORSE POWER R.P.M. I. M.{Mr Moon / Mr Moore} E.{Mr Elliott - Chief Engineer} P. (LBS/SQ. IN.) SP.{Mr Spinney} FUEL CONS. (PTS/IHP/HR.) | ||