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 plotting power curves from Solex twin carburettor tests on a Phantom II engine with open exhaust.
| Identifier | ExFiles\Box 121\2\ scan0140 | |
| Date | 24th December 1929 guessed | |
| SOLEX TWIN CARB. TESTS ON PHANTOM II ENGINE. OPEN EXHAUST RESULTS. POWER CORRECTED FOR TEMP & PRESS. B.H.P. ENG. R.P.M. R.R.C.H. 1.1900" CHOKE. 32 M/H SOLEX .893 D" CHOKES STD. PHANTOM. V772 CWB | ||