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).
Design position report detailing the status of modifications for the Bentley and 20/25 HP chassis.
| Identifier | ExFiles\Box 30\3\ Scan102 | |
| Date | 4th March 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. Completed. Revised scheme of friction on servo balance arm. In hand. Crankshaft with stiffened rear journal and narrow crank pins. Completed. External petrol tank filler. Completed. Modifications to prevent brakes fading. In hand. Adaption of Wraith propeller shaft to Bentley. In hand. Name plate on external petrol tank filler cap. Completed. Lubrication of anchor link - clutch operation. Completed. Oil gauge and thermometer pipes (to suit flexible engine mounting.) In hand. Borg and Beck clutch adapted to suit narrow pin crankshaft. In hand. 20/25 HP. CHASSIS. Auto adjusting tappets and revised cylinder head. In hand. Revised scheme for friction on servo balance arm. In hand. Adaption of Marles type steering. Completed. | ||