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).
Blueprint graph showing engine power output and performance characteristics against RPM.
| Identifier | ExFiles\Box 179\2\ img061 | |
| Date | 4th December 1931 guessed | |
| POWER OUTPUT JAPAN UNIT C/R 5.65-1 RM.{William Robotham - Chief Engineer} 51 112° CAMSHAFT INLET & EX. CAMS TO E.55358 HIGH LIFT ROCKERS. OPEN EXHAUST INLET VALVE DIA 1·4 MIN CLCE ROUND INLET VALVE ·225 1 7/8 S.U. ① CLAUDEL ② MIXTURE TOO STRONG NEW NEEDLE REQUIRED DISTRIBUTION UNCERTAIN B.H.P. R.P.M. B.M.E.P. INDUCTION DEPN: INS. HG. T.O.C. 12 EX. 59 IN 50-7 O13 CLCE | ||