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 of fuel consumption loops for a Kestrel modified supercharged engine at 2250 RPM.
| Identifier | ExFiles\Box 179\2\ img137 | |
| Date | 12th December 1931 | |
| KESTREL MOD. SUPERCHARGED ENGINES CURVE 270 F CONSUMPTION LOOPS AT 2250 R.P.M. ENGINE:- K-II MS. EXP. E WITH INDUCTION PIPE E.32229 AND TWO REDISTRIBUTORS IN INDN. PIPE LODGE A.R. PLUGS FUELS USED:- I AT 90% DTD 134 II AT F.T:- DTD 134 + 3cc TEL BAR. 771 m/m AIR 5°C STANDARD SIDE-BY-SIDE MANIFOLD REDISTRIBUTOR PINTS / B.H.P. / HOUR BRAKE HORSE POWER (ACTUAL) AT 90% OF 525 BHP MAX POWER .545 PTS/HP/HR W.M. .510 PTS/HP/HR AT F.T. MAX POWER .540 PTS/HP/HR W.M. .520 PTS/HP/HR O.P. 12-12-31 | ||