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 test results for an Essex Terraplane car, including hill climbs, acceleration, speed and fuel consumption.
| Identifier | ExFiles\Box 21\6\ Scan083 | |
| Date | 13th October 1933 | |
| To Hs.{Lord Ernest Hives - Chair} c. Hs{Lord Ernest Hives - Chair}/Lid.{A. J. Lidsey} Y-47 13.10.33. ESSEX TERRAPLANE. The following is a table of Performance Tests carried out with the above car. Ticknall Hill. Average of 3 runs. Start. 1st Gate. Finish. Time. 10 m.p.h. 36 m.p.h. 66 m.p.h. 55 secs. Pistern Hill. Start at standard Phantom II point Finish. Time. 10 m.p.h. 42 m.p.h. 47.4 secs. ACCELERATION TESTS ON SHARDLOW ROAD. Top Gear. 10 - 30 m.p.h. - 7.23 secs. 30 - 50 m.p.h. - 8.6 secs. 50 - 70 m.p.h. - 14.4 secs. 2nd Gear. 10 - 30 m.p.h. - 4.75 secs. 30 - 40 m.p.h. - 2.90 secs. 40 - 50 m.p.h. - 4.23 secs. TEST ON SALT BOX STRAIGHT ON UTTOXETER ROAD. Average of 4 runs - two seach way. 10 - 75 m.p.h. - 37.25 secs. Petrol consumption run of 71 miles at an average speed of 40 m.p.h. gave us 15.77 m.p.g. Hs{Lord Ernest Hives - Chair}/G.H. Whyman. | ||