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).
Oil consumption test results for PER.II. NO.5.
| Identifier | ExFiles\Box 1\8\ B001_X100 Engine Chassis-page252 | |
| Date | 10th March 1933 | |
| OIL CONSUMPTION TESTS RUN ON PER.II. NO.5. 10.3.33. Test Bed Oil Cooler. Full Load at speeds shown. Duration of each test:- 2 hrs. Oil measured when cold in each case. | RPM. | Load. | BHP. | Water Temp. | Oil Press. | Oil inlet temp. to bearings. | Oil put in at start of test (Pts.) | Oil run out at end (Pts). | Consumption Pts/Hr. | |---|---|---|---|---|---|---|---|---| | 4250 | 42.0 | 63.8 | 75 | 33.0 | 80 | 12 | 9.5 | 1.25 | | 4000 | 46.0 | 65.8 | 75 | 32.5 | 80 | 12 | 10.46 | 0.77 | | 3500 | 49.5 | 62.0 | 75 | 30.5 | 80 | 12 | 10.84 | 0.58 | L | ||