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).
Component parts performance report following a 10,000-mile test.
| Identifier | ExFiles\Box 82\2\ scan0206 | |
| Date | 14th June 1935 | |
| -2- Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}10/KW.14.6.35. (10) Lightened torque reaction dampers. (11) Improved sparking plugs, K.L.G. 650. (12) Better H.T. cables. (13) Dunlop wheels with improved scheme for preventing seizures on the cone. (14) Corrugated nickel exhaust joint washers. (15) Jackall Jacks. [Struck through] The following parts have completed 10,000 miles successfully, but they probably will not be standardised without further alteration to the design :- (1) Lightened petrol tank. (2) Lightened Hardy Spicer propellor shaft. (3) Road springs anchored at the front, shackled at the rear. (4) Peregrine steering column and box. (5) Lightened road springs. (6) New type radiator matrix with reduced dimensions. (7) Jackall Jacks: The following new parts failed on the 10,000 miles test and are undergoing modifications to either material or design :- (1) Narrow pin crankshaft. (2) Centrally mounted wings and radiator. (3) Spring driven clutch centre. (4) Lightened exhaust system. (5) 14" brake drums. | ||