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 consumption loops at 2250 RPM versus brake horse power for a Kestrel modified supercharged engine.
| Identifier | ExFiles\Box 179\2\ img134 | |
| Date | 10th December 1931 | |
| KESTREL MOD. SUPERCHARGED ENGINES CURVE 203F CONSUMPTION LOOPS AT 2250 R.P.M. ENGINE: K-II MS - EXP. 2 WITH SPECIAL INDUCTION PIPE FRONT SECTION OF P/E E.32229 WITH MANIFOLDS E.35840/1 REAR " E.36501 " E.37237/8 LODGE R.2 PLUGS FUEL D.T.D. 134 AT 90% & D.T.D. 134 - 2ccs AT F.T. BAR. 764m/m AIR 12.5°C REAR MANIFOLDS STAGGERED FRONT " SIDE-BY-SIDE AT 90% of 525 B.H.P. PINTS/BHP/HR BRAKE HORSE POWER (ACTUAL) MAX. POWER 545 1/2 B.H.P. W.M. .517 PTS/HP/HR F.T. MAX. POWER 545 1/2 B.H.P. W.M. .517 PTS/HP/HR S.P. 10-12-31 | ||