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).
Comparative power curves for a Kestrel K II-27 supercharged engine at rated boost, comparing two different fuels.
| Identifier | ExFiles\Box 179\2\ img072 | |
| Date | 14th October 1931 | |
| KESTREL SUPERCHARGED ENGINES CURVE 268 F COMPARATIVE POWER CURVES AT RATED BOOST OF 28.92 HG ABS - 2700 TO 1800 R.P.M. ENGINE K II-27 WITH 6/1 C.R. PISTONS FUELS A.{Mr Adams} D.T.D. 134 (75/25 AVIATN/BENZ) B. ANGLO-PERSIAN + 3cc's T.E.L./GALL PLUGS LODGE A.2 BAR 773 m/m AIR 19°C CORRD. BRAKE HORSE POWER PTS/BHP/HR ENGINE R.P.M. C/BHP G.P. 14-X-31 | ||