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).
Power curves for Kestrel IIS-325 supercharged engine flight tests at Tollerton.
| Identifier | ExFiles\Box 179\2\ img123 | |
| Date | 4th January 1932 | |
| KESTREL SUPERCHARGED ENGINES CURVE 276 'F' KESTREL IIS-325 FOR FLIGHT TESTS (TOLLERTON) POWER CURVES 1. AT RATED ALTITUDE (11,500FT) 2. AT RATED BOOST (28.92" HG ABS) FUEL - D.T.D. 134 PLUGS - LODGE A2 A.I.D. OBSERVED BAR - 758 M/M AIR 1. 14.5°C 2. 15°C CORRECTED BRAKE HORSE POWER ENGINE R.P.M. BOOST GAUGE (lbs/sq") (CORR'D TO 11,500FT I-C-A-N) SPEC CONS PTS/HP/HR BOOST - lbs/sq" C/BHP 1 C/BHP 2 473½ BHP AT 11,500FT 426½ BHP AT R.B. NORMAL R.P.M. - 2250 PTS/HP/HR 1 PTS/HP/HR 2 C.P. 4-1-32 | ||