Performance graph plotting BHP and BMEP against RPM for the Large Bore Phantom Engine.
| Identifier | ExFiles\Box 123\3\ scan0011 | |
| Date | 14th July 1933 guessed | |
| LARGE BORE PHANTOM ENGINE 5.5 C/R CAMSHAFT E.82448 - 1 1/4" LARGE AIR VALVE R.R. SEMI EXPANDING CARB. OPEN EXHAUST. B.H.P 180 170 160 150 140 130 120 110 100 500 1,000 1,500 2,000 2,500 3,000 3,500 R.P.M 110 100 90 80 70 60 B.M.E.P. | ||
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).