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 at constant speed and varying boost for a Kestrel supercharged engine.
| Identifier | ExFiles\Box 179\2\ img070 | |
| Date | 14th December 1931 | |
| KESTREL SUPERCHARGED ENGINES CURVE 266 F COMPARATIVE POWER CURVES AT CONSTANT SPEED AND VARYING BOOST ENGINE - K.MS-27 WITH 6/1 C.R. PISTONS 2600 R.P.M. FUELS - D.T.D. 134 AND ANGLO-PERSIAN 3½ c.c T.E.L./GALL LODGE A.2 PLUGS. WATER OUTLET 75° C BAR. 766 m/m AIR 19° C DETONATION PTS. ABOVE THE CURVES REFER TO ANGLO-PERSIAN BELOW " " " " " D.T.D. 134 Y-Axis: CORR. BRAKE HORSE POWER X-Axis: BOOST "Hg. (GAUGE) Graph Labels: Dec.Y1', Dec.X1', Y4', Y6', X2', X5', 235, 230, D.T.D.134, ANGLO-PERS Stamp: G.P. 14-12-31 | ||