Graph comparing the Brake Mean Effective Pressure and performance curves of various engines from Cadillac, La Salle, Bentley, and Rolls-Royce.
| Identifier | ExFiles\Box 8\1\ 01-page01 | |
| Date | 4th January 1936 guessed | |
| BRAKE MEAN EFFECTIVE PRESSURE CURVES CADILLAC & ROLLS-ROYCE PRODUCTS S.M.C. CORRECTION TO 100°F AXIS LABELS: Top: HP, LBS/SQ. IN., B.M.E.P., DEGREES Left: R.P.M. (÷100) Bottom: PER CENT (10), LB/HP. HR. FUEL x 100 - AIR x 10, LB/FT GRAPH LEGEND: - SIXTEEN DUPLEX CARB DOWNDRAUGHT 6-49 C/R - BENTLEY - SIXTEEN SINGLE UPDRAUGHT 6-49 C/R - 20/25 R.R. TABLE 1: | | DURATION | TIMINGS .020 TAPPET CLEARANCE | |---|---|---| | MODEL | INLET | EX | EX. O | EX. C | IN. O | IN. C | | CADILLAC V12 | 204 | 206 | 25° B | 1° A | 15° A | 39° A | | CADILLAC V16 | 197 | 196 | 23° B | 5° B | 15° A | 31° A | | LA {L. A. Archer} SALLE LINE 8 | 210 | 210 | 30° B | T.O.C. | 1° A | 41° A | | STANDARD 20.25 | 213 | 230 | 44° B | 6° A | T.O.C. | 40.5° A | | BENTLEY 3 1/2 LITRE | 224 | 238 | 47° B | 11° A | 1.5 | 52.5° A | TABLE 2: DBJ CORR. B.H.P. CURVES POWER & ECONOMY TEST DATE ENGINE MOD & SERIAL N° - 1930 LA {L. A. Archer} SALLE 353 CU. INS. - BENTLEY 6.4 80/25 C/R 222 CU. INS. - LATEST S.U. CARB DUPLEX CARB 240 CU. INS. 6 CYL. 122 CU. INS. - LA {L. A. Archer} SALLE 5.9 C.R. - C.N.C. CORRECTION 60°F. {Mr Friese} - CARBURETTERS - 5.69 C.R. STD UPDRAFT CADILLAC 353 CU IN V-8 - CARBURETTERS - 6.49 C.R. STD UPDRAFT CADILLAC 452 CU IN V16 - CARBURETTERS - 6.49 C/R DUPLEX D'NDRAFT CADILLAC 452 CU IN V-16 | ||
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).