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 displacement and exhaust timing diagram for a Marmon 6-cylinder engine.
| Identifier | WestWitteringFiles\J\March1923\ Scan24 | |
| Date | 7th May 1929 | |
| EXHAUST VALVE VALVE LIFT IN INS. CRANKSHAFT ANGLES MARMON ENGINE 6 CYL. BORE 3 3/4 INS. STROKE 5 1/8 INS. SWEPT VOL. 339.63 VALVE DISPLACEMENT DIAGRAM. EXHAUST TIMING (STANDARD) 0.008 CLEARANCE I.C. 16° 224.5° 28.5° O.C. DURATION OF OPENING 224.5° WITH 0.008 CLEARANCE. IN CENTRE ROLLS-ROYCE LTD. PRINT ROOM 7 MAY 1929 DESIGN DEPT. | ||