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 curves for a Kestrel XI B engine, showing B.HP and fuel consumption against R.P.M.
| Identifier | ExFiles\Box 3\5\ 05-page060 | |
| Date | 19th March 1926 | |
| PERFORMANCE CURVES ENGINE NO. KESTREL XI B COMP. RATIO 7.0:1 SUPERCHARGER GEAR RATIO 10.0:1 FUEL D.T.D. 230 MAGNETO SETTING 50 DEG B.H.P. CORRECTED. ALT. 1000 FT. B.H.P. OBSERVED. FUEL CONSUMPTION. PINTS/BHP/HOUR CRANKSHAFT (R.P.M.) EXP. 19.3.26. REF. NO. K.A.347. TEST NO. M41 H4/3.26 | ||