Blueprint with graphs showing liner temperatures for a Lighter Phantom Engine under various conditions.
| Identifier | ExFiles\Box 65\4\ scan0358 | |
| Date | 12th October 1926 | |
| LIGHTER PHANTOM ENGINE. LINER TEMPERATURES TOP GRAPH: TEMPERATURES AT 1.5" FROM TOP OF CYL. FULL LOAD Y-AXIS (LEFT): TEMP °C X-AXIS: R.P.M. Y-AXIS (RIGHT): B.M.E.P. PLOT LINES: LINER TEMP, ALUM CYL TEMP, B.M.E.P, WATER TEMP TEXT BOX: OIL ADMITTED TO BEARINGS AT 60°C. BOTTOM GRAPH: Y-AXIS (RIGHT): TEMP. PLOT LINES: TEMP WITH PREIGNITION, LINER TEMP, ALUM CYL TEMP TEXT BOX: AVGE. OIL TEMP. 60°C. 75 lbs/□" B.M.E.P 2500 R.P.M. FULL LOAD. AVGE WATER TEMP 80°C. DIAGRAM: SKIRT. CYL LINER. WATER SPACE. POSITION OF THERMO COUPLE CYL. TOP. | ||
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).