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).
Valve timing diagram and inlet valve displacement curve for a Hispano-Suiza engine.
| Identifier | ExFiles\Box 180\M4\M4.2\ img036 | |
| Date | 10th March 1924 guessed | |
| HISPANO VALVE DIAGMS. IN.O Ex.C 5° EFFECTIVE TIMING DIAGM. IN.C. 45° Ex.O. 45° HISPANO SUIZA INLET VALVE DISPLACEMENT CURVE WITH 2 m.m. clee MAX LIFT = .388 VALVE LIFT (INCHES) .400 .300 .200 .100 TOP CENTRE. BOTTOM CENTRE. 0 40 80 120 160 200 240 | ||