Requesting technical details on Morris or Standard camshafts for small cars.
| Identifier | ExFiles\Box 113\5\ scan0218 | |
| Date | 2nd March 1941 | |
| To Rm {William Robotham - Chief Engineer} /Wym. {G. Harold Whyman - Experimental Manager} from Rm. {William Robotham - Chief Engineer} Copy to Rm {William Robotham - Chief Engineer} /CTS. {C. Trot Salt - Carburation} Rm {William Robotham - Chief Engineer} /TAS. {T. Allan Swinden} 1004 Rm. {William Robotham - Chief Engineer} S/LT.2.3.41. SMALL CAR CAMSHAFTS. Will you please get the following particulars of either the Morris or the Standard camshaft, whichever is the best compromise for silence, idling and power output:- INLET VALVE ONLY. 1 - Valve timing at running clearance. 2 - Valve lift. 3 - Drawing of Inlet Valve. 4 - Plotting of toe to rapid acceleration, i.e. valve lift with no tappet clearance every .002" from 0 to .030" valve lift opening and closing. EXHAUST VALVE 1 - Valve timing at running clearance. 2 - Valve lift. 3 - Drawing of exhaust valve. Rm. {William Robotham - Chief Engineer} | ||
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).