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).
Performance graph comparing the Brake Mean Effective Pressure (B.M.E.P.) of Bentley engines against American engines under different exhaust conditions.
| Identifier | ExFiles\Box 134\2\ scan0116 | |
| Date | 1st January 1937 guessed | |
| BENTLEY COMPARED WITH AMERICAN ENGINES TOP GRAPH: B.M.E.P. CORRECTED TO N.T.P. OPEN EXHAUST 1937 BENTLEY 6.5-1 C/R 1938 BUICK 5.75-1 C/R 1937 TERRAPLANE 6.25-1 BENTLEY WITH LATEST OH INLET SIDE VALVE EXHAUST FROM SINGLE CYLINDER FIGURES BOTTOM GRAPH: B.M.E.P. CORRECTED TO N.T.P. COMPLETE EXHAUST SYSTEM 1937 BENTLEY 1937 BUICK 40 AXIS VALUES: Y-AXIS: 120, 110, 100, 90, 80, 70 X-AXIS: 500, 1000, 1500, 2000, 2500, 3000, 3500, 4000, 4500 OTHER: 3 (circled), 4 (circled) | ||