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).
Status report on design modifications and their progress for the Bentley chassis.
| Identifier | ExFiles\Box 30\3\ Scan090 | |
| Date | 18th February 1935 guessed | |
| ITEM. DESIGN POSITION. BENTLEY CHASSIS. Frame cross and separate gearbox (engine moved forward 3.00") In hand. Connecting rod with lead bronze big end bearing. In hand. Auto adjusting tappets. Completed. Revised scheme of friction on servo balance arm. In hand. Mod. to cylinder head and valve gear to suit larger diameter valves. Completed. Increased area inlet ports. Completed. Crankshaft with stiffened rear journal and narrow crank pins. In hand. External petrol tank filler. In hand. Modification to water excluding scheme on front brakes. Completed. Oil drain for front brake camshafts. Completed. Instrument patch for lighter instruments. Completed. Modifications to prevent brake fading. In hand. Gear change lever gate on frame - isolated gear lever. Completed. Adaption of Wraith propeller shaft to Bentley. In hand. | ||