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).
Progress report listing engineering modifications and their design completion status.
| Identifier | ExFiles\Box 161a\4\ scan0176 | |
| Date | 14th January 1937 | |
| ITEM. (sheet 2) DESIGN POSITION. Front shackle - rear spring - to use Phantom II - existing rear road springs. Completed 4.1.37. Simplified top water pipe connection - 4 port cylinder head - cheaper production. Completed 9.1.37. Improved coring - induction pipe heater. Completed 13.1.37. Adjustable radiator shutters - to facilitate production. Completed 14.1.37. Carburetter float mechanism for increased needle valve lift. In hand. Valve gear for use without hydraulic tappets. Completed 22.12.36. Modified front roll rod lever. Completed 4.12.36. Mod. to reverse rocking shaft - cheaper production. Completed 31.12.36. Strengthened front end of 2nd motion shaft. Completed 16.12.36. Aluminium die cast housing for selector rods - cheaper production. Completed 31.12.36. Stiffened rear axle driving shafts. Completed 21.12.36. Modified pivot lubrication. Completed 24.12.36. Revised spring flywheel driving plate. Completed 31.12.36. Propellor shaft and joints. - cheaper production. Completed 7.1.37. Clutch casing to suit revised clutch. In hand. Clutch operating mechanism - to suit revised clutch. In hand. R.R. damper governor control to replace Arens type control. In hand. | ||