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).
Low-speed performance and acceleration test results for a close-coupled four-seater, comparing different carburetor and silencer setups.
| Identifier | Morton\M13.2\ img084 | |
| Date | 15th August 1931 | |
| LOW SPEED PERFORMANCE TESTS SUBSEQUENT TO BROOKLANDS TESTS HS{Lord Ernest Hives - Chair}/RM.{William Robotham - Chief Engineer}3/AD15.8.31. 12-G4 CLOSE COUPLED FOUR SEATER 11 X 50 AXLE. CAR WEIGHT TWO PASS. 10 GALLS PETROL 34.75 CWT. UNIT POWER AS IN CURVE RM.{William Robotham - Chief Engineer}27. P.2 FISHTAIL AND SILENCER. HIGH POWER UNIT. STANDARD "T" SERIES. SILENCER AND UNIT. TEST HILL. S.U. CARB. R.R.CARB. Stanton Hill. 22 2/5. 23 3/5. Ticknall Hill. 58 61 1/5 67 1/5 Pistern Hill 57 59 67 3/5 ACCELERATION TESTS. 25-EX. Std. Comp. Head. France. 10 - 30 8.4 9.2 No Figures. 8.6 10 - 40 13.15 14.15 Available. for 13.5 10 - 50 18.6 20.4 accn. with Std. 18.8 unit and silencer. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||