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).
Performance graph from petrol pump tests, plotting delivery, consumption, and pressure against engine RPM.
| Identifier | ExFiles\Box 17\5\ Scan119 | |
| Date | 21th May 1932 guessed | |
| PETROL - PUMP - TESTS PUMP LEC. 2961 (STROKE .1850) MODIFICATIONS HS{Lord Ernest Hives - Chair} 508 INCREASED PORTS TO .250 DIA HS{Lord Ernest Hives - Chair} 509 AIR BOTTLE ABOVE DELIVERY VALVE P/T TANK CONTAINING 2 GALLS PETROL LEVEL IS 15" BELOW PUMP J.3. AREA 3 WAY TAP 2'-4" ABOVE LEVEL IN TANK ? SUCTION SIDE ENOTS FILTER 1"-10 STANDARD LENGTH PETROL LINES. FREE PUMP DELIVERY P/T CONS. (EXP. CARB) EXHAUST SYSTEM 1L." CAMSHAFT 4.16% MAX. BACK PRESS IN DELIVERY LINE WHEN PUMP IS FEEDING THE CARB. FULL THROTTLE. PUMP PRESS. INS HG DELIVERY STOPPED PINTS/HR BACK PRESS. INS HG ENGINE R.P.M. | ||