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 petrol and oil consumption figures for experimental cars and lorries.
| Identifier | ExFiles\Box 147\5\ scan0174 | |
| Date | 1st December 1940 | |
| 1249 To Ra. From Ra/Wm. Ra/Wm.6/2T.1.12.40. PETROL AND OIL CONSUMPTION. Herewith a list of petrol and oil consumptions on our Experimental cars and lorries, to date:- Petrol Oil 1-2-39 (lorry) B.60 No.1. 16.6 m.p.g. 1417 m.p.g. Stromberg Carb. 2-11-39 B.V. No.1. 16.48 " 1521 " Twin S.U. Carb. 3-1-39 B.60 No.4. 15.60 " 1113 " Twin S.U. carb. 4-B-39 B.80 No.1. 15.00 " 1028 " Stromberg carb. 30-6-VII B.80 No.5. 12.80 " 1551 " Stromberg carb. 1-B-I WRAITH RIPPLE No.3. 16.25 " No Record. Stromberg carb. 8-B-V B.V No.7. 17.90 " 1339 " Twin S.U. carbs. 9-B-V B.60 No.3. 16.60 " 1270 " Twin S.U. carbs. 10-B-V B.V No.1. 17.10 " 2204 " Twin S.U. carbs. | ||