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 modifications and their completion status for the Phantom III chassis.
| Identifier | ExFiles\Box 161a\4\ scan0004 | |
| Date | 21th January 1936 guessed | |
| (sheet 4) ITEM. DESIGN POSITION. PHANTOM III CHASSIS. (CONTINUED) Strengthened blade connecting rods. Completed 9.1.36. Revised undersheets. Completed 21.1.36. Modified risers to hot box. Completed 9.1.36. Modified bend to induction pipe. Completed 11.1.36. .650" longer cylinder liner and short split piston. In hand. Rear spring and lubrication - rubber shackles. Completed 22.1.36. Rear spring - aft rubber bearing shackle. Completed 22.1.36. Modified design of radiator steam valve (No.3. design). In hand. Modification to petrol feed connection. Completed 21.1.36. Flexible tube to jacks and rear spring lubrication. Completed 22.1.36. Rear spring - rolled front eye. Completed 22.1.36. Rear spring - silent bloc shackle. Completed 22.1.36. Modified position of rear shock damper to increase clearance with rear axle. Completed 9.1.36. Reduced undercut in bore of damper piston - J.F.W.S. Completed 4.1.36. Strengthened 3rd speed driven gear. Completed 13.1.36. Mods to 2nd speed lower sliding shaft and spring ring. Completed 16.1.36. Stiffened clutch pressure plate. Completed 21.1.36. | ||