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).
Maximum speed tests for the WXA.2 car and lap speed for the 25.G.VI.
| Identifier | ExFiles\Box 109\5\ scan0251 | |
| Date | 12th December 1938 | |
| 663. To Hs.{Lord Ernest Hives - Chair} c. toCx. Rm{William Robotham - Chief Engineer}/Wym.{G. Harold Whyman - Experimental Manager}3/JH.12.12.38. We have tested WXA.2 car for maximum speed on the Salt Box straight, Uttoxeter Road, and attained 73 M.P.H. in one direction and 74 M.P.H. in the opposite direction. The speedometer has been checked and found O.K. actually 100% correct at 60 m.p.h. Valve timing and ignition timing O.K. Lap speed of 25.G.VI at Brooklands was 74 M.P.H. Rm{William Robotham - Chief Engineer}/Wym.{G. Harold Whyman - Experimental Manager} | ||