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).
Weight comparison between a standard body and a 5-B-IV model, with an itemized list of components contributing to the extra weight.
| Identifier | ExFiles\Box 88\3\ scan0074 | |
| Date | 1st December 1934 | |
| -2- Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}1/KW.1.12.34. We are not very enthusiastic about even our original Bentley Saloon Weights, because we have a figure for the Pontiac body with steel wings and running boards of 8 cwts. 3 qrs. 20 lbs., and it is more roomy than 5-B-IV. We think that we could with advantage remove the Buick or the Terraplane body and find if they do correspond with some of the weights we have been given. Cwts. qrs. lbs. 5-B-IV. Complete body weight approx. 10 0 23 Average standard body weight approx. 9 0 0 ____________________ Difference between 5-B-IV body and standard 1 0 23 Extra weight accounted for as follows:- (1) Steel wings and running boards 1 12 (2) Reinforced sunshine roof slide 5 ø (3) Rubberized rear foot wells 3 (4) Extra door stops 2 ø (5) Latex cushions and squabs 15 (6) Limpeted body 1 0 (7) Fisher ventilators 1 0 (8) Built in number plates 4 (9) Extra body brackets and step irons 6 ø (10) Metal floor under front seat 3 ____________________ 1 0 22 (11) Luggage carrying back and increased dimensions presumed by difference if the parts marked ø are fitted to the present standard Saloon 15 Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||