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 showing the effect of coolant inlet temperature on the cylinder head temperature for a Kestrel six-cylinder unit.
| Identifier | ExFiles\Box 54\4\ Scan108 | |
| Date | 1st August 1934 | |
| FIG. III KESTREL SIX CYLINDER UNIT CURVES SHOWING THE EFFECT OF COOLANT TEMP ON CYL: HEAD TEMP GLYCOL COOLED BLOCK STD. KESTREL (E.37513/4) R.P.M. 2500 BOOST +8.0" Hg FUEL D.T.D. 230 CONSTANT TOTAL CONSUMPTION THERMO COUPLE TEMP °C. COOLANT INLET °C GAS STARTER N°3 N°4 N°6 TOP JOINT N°3 N°4 N°6 POINTS REPEATED AFTER INTER-CHANGING N°S 3 & 6 CYL COUPLES NORMAL CONS. RICH CONS. H.S.P 1.8.34 | ||