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).
Graph comparing theoretical power curves for Buick type pistons against a standard Bentley engine.
| Identifier | ExFiles\Box 134\1\ scan0063 | |
| Date | 21th December 1937 | |
| -4- same value. Working on these figures as being proportional to the power output curves were estimated for the same conditions and results are shown in Fig.IV. Comparing these with actual FIG. IV — BUICK TYPE PISTONS — THEORETICAL POWER CURVES (SILENCED) B.M.E.P. B.H.P. R.P.M. ① STANDARD BENTLEY ENGINE C.R. = 6.42 (ACTUAL RESULTS) ② STANDARD BENTLEY ENGINE C.R. = 7.42 (CALCULATED) ③ BUICK TYPE PISTONS C.R. = 7.42 (CALCULATED FROM FIG I RESULTS) continued | ||