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).
The oil and petrol consumption for a C.16 Unit Standard Engine test run.
| Identifier | ExFiles\Box 144\3\ scan0065 | |
| Date | 29th June 1936 | |
| On file To Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} Y22 Hs{Lord Ernest Hives - Chair}/WB.{Mr Brazier/Mr Bell}14/JH.29.6.36. 21-G-IV - C.16 Unit Standard Engine. Run 26.6.36. An oil consumption run taken over the same course as the previous run on GAE-20. Miles run 190 Average speed 44.7 m.p.h. Oil used 7.5 pints. Oil cons. 203 m.p.g. Average water temp. 80°C. " Air " 18°C. " Oil " 78°C. Petrol consumption over the same run, 15.25 galls used. Consumption 12.45 m.p.g. Hs{Lord Ernest Hives - Chair}/W.Brazier. | ||