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).
Performance graph comparing induction pipe capacities for a 'Japan Unit' engine.
| Identifier | ExFiles\Box 5a\5\ 05-page163 | |
| Date | 23th September 1931 guessed | |
| COMPARISON OF INDUCTION PIPE CAPACITIES JAPAN UNIT INLET VALVE DIA. 1.40" E 56851 C/R 5.13-1 OPEN EXHAUST 112° CAMSHAFT STANDARD ROCKERS 2 CLAUDELS. SHORT RAMMING PIPES. HEAD MACHINED TO GIVE MIN CLCE ROUND INLET VALVE OF .275" 2 CLAUDELS AS ABOVE WITH 9" EXTENSION. VALVE LIFT .344 B.H.P. R.P.M. INDUCTION DEPN. LBS/SQ' B.M.E.P. EX IN 46° 10° 32° .013 TAPPET CLCE. | ||