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).
Required weight for a 20 HP engine's float for use with Benzol fuel.
| Identifier | ExFiles\Box 5\4\ 04-page144 | |
| Date | 1st January 1925 | |
| X.4228 To Hs.{Lord Ernest Hives - Chair} from Hs{Lord Ernest Hives - Chair}/TSW. Hs{Lord Ernest Hives - Chair}/TSW/LG1.1.25. 20 HP. FLOAT FOR BENZOL. X4228 X.53 Herewith float which has been weighted to give correct level in float chamber when using Benzol. Particulars of weight etc :- Weight for benzol - 27 drms. " " petrol - 23 " Weight Extra for benzol - 4 " If standard float be used with benzol, the float chamber level is .125" low. Hs{Lord Ernest Hives - Chair}/TSW. | ||