Power curve graph for the 7983 c.c. 8-litre Bentley engine, comparing Bentley and R.R. timing.
| Identifier | ExFiles\Box 102\5\ scan0138 | |
| Date | 24th June 1932 guessed | |
| RM. {William Robotham - Chief Engineer} P 56 7983 C.C. 8 LITRE BENTLEY POWER CURVE 5-1 COMP RATIO OPEN EXHAUST BENTLEY TIMING 108° SHAFT 10° 12° Ex IN INLET CLEE .019 EXHAUST .006/.019 45 50 INLET 235° EXHAUST 242° R.R. TIMING W.W. 114° SHAFT 27.5° Ex IN .020 CLEE 52 49 INLET 230° EXHAUST 236° Bentley Power Curve 1 R.R. P.I.M.E.P. CURVE B.H.P. P.I.M.E.P. BENTLEY VALVE DIA: INLET 1.38 EXHAUST 1.34 INDUCTION SYSTEM 2 S.U. CARBURETTERS R.P.M. | ||
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).