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).
Speed test results for various axle, engine, and carburetter configurations.
Identifier | ExFiles\Box 29\3\ Scan347 | |
Date | 27th August 1931 | |
To Hs.{Lord Ernest Hives - Chair} from F.{Mr Friese} Dodd. In File 8788. 12-GIV. 27.8.31. 11 tooth Axle and Standard engine. Standard carburetter with louvred bonnet and plain. Lap Speed. 1/2 mile Speed. 65.87 M.P.H. 65.69 M.P.H. 11 tooth Axle and Standard engine. S.U. Carburetter. Lap Speed. 1/2 mile Speed. 67.57 M.P.H. 68.18 M.P.H. 11 tooth Axle - Special engine. Standard carburetter. (Handwritten note: About correct timing when this test was taken) Lap Speed. 1/2 mile Speed. 72.49 M.P.H. 75 M.P.H. - cut out closed. 73.45 " 77.25 M.P.H. - cut out open. 11 tooth Axle - special engine. S.U. carburetter. Lap Speed. 1/2 mile Speed. 75.23 M.P.H. 75 M.P.H. - cut out closed. 76.62 M.P.H. 76.92 " - cut out open. 12 tooth Axle - special engine. Standard carburetter. Lap Speed. 1/2 mile Speed. 73.6 M.P.H. 75.0 M.P.H. - cut out closed. 73.6 M.P.H. 76.6 " - cut out open. 12 tooth Axle - special engine. S.U. carburetter. Lap Speed. 1/2 mile Speed. 76.39 M.P.H. 80.36 M.P.H. - cut out closed. 78.43 " 80.36 " - cut out open. | ||