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 alterations affecting the Bentley Chassis weight, detailing part increases and decreases.
| Identifier | ExFiles\Box 84\1\ scan0355 | |
| Date | 16th January 1935 | |
| Alterations in Bentley Chassis weight since B.I. originally went to France. Parts included, those actually standardised only. Increase lbs. Ozs. Decrease lbs. Ozs. Controllable dampers 6 0 Radiator & water 18 8 Damper pipe lines 2 0 Geared starter motor 4 0 Foot Switch 15 Prop. shaft damper 12 12 Heavier front axle 4 0 Cross member between lamps 4 0 Quick brake adjustment 3 0 --- --- --- --- 36 11 18 8 Total increase in chassis weight = 18 lbs, 8 ozs. or .07%. | ||