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).
List of design position updates for the Phantom III model, detailing modifications and their status.
| Identifier | ExFiles\Box 161a\4\ scan0149 | |
| Date | 27th October 1936 | |
| ITEM. (4) DESIGN POSITION. PHANTOM III - CONTINUED. Removal of lips from combustion chambers - 4 port cyl.head. Completed 26.10.36. Removal of lips from combustion chambers - 6 port cyl.head. Completed 26.10.36. Mods. to clutch casing to reduce cost. Completed 8.10.36. Brake stop for off position on bell crank lever, front brakes. Completed. Brake toggle shaft with increased radius. Completed 30.9.36. Simplified speedometer drive etc. Completed 22.10.36. Adapting Wraith speedometer drive bearing. Completed 22.10.36. Increased travel for horizontal hand brake - also increased leverage. Completed 23.10.36. Mod. to hand brake equaliser mechanism - reduces cost. Completed 26.10.36. Increased clutch pedal travel. Completed 23.10.36. Flexible flywheel and clutch. Completed 26.10.36. Mod. to bushes in 2° speed driven gear. Completed 26.10.36. Rocker shaft lifted .500" to accommodate longer valve springs. Completed 10.10.36. Mod. to panel milling of con. rods - cheaper production. Completed 27.10.36. Lightened crank balance weights for Packard scheme. In hand. Settling chamber in pressure filter pot. In hand. End water covers for cyl. head - to delete cyl.head water rails. In hand. Connection on dashboard for Titeflex - petrol pumps under floorboards. In hand. | ||