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).
List of vehicle modifications and parts replaced, detailing the mileage at each event.
| Identifier | ExFiles\Box 108\3\ scan0176 | |
| Date | 6th April 1938 | |
| -2- Rm{William Robotham - Chief Engineer}/IMW.{Ivan M. Waller - Head of Chateauroux}S/MH.{M. Huckerby}6.4.38. MILEAGE. 1 Modified radiator with Bakelite filler cap and hose connections and bottom pipe to suit. 14,000 1 Overflow pipe incorporating steam valve to raise running level of water. 5,000 1 Ferogrip fan belt. 14,000 1 A.C. bye pass filter unit. 2,742 1 Curved rubber bottom water pipe. 13,147 1 Exhaust manifold. 6,628 1 Engine and gear box undersheets. 17,053 1 Torque Reaction member complete for rear engine mounting. GCD.157. 7,548 1 Replacement front expansion box. This has been built up by welding from broken parts. 1 Rm.{William Robotham - Chief Engineer}495 lever on front brake equalizer to reduce leverage to front brakes. 7,647 2 1/2" Longer brake rods between rear equalizer and bell crank levers. 13,147 40° servo cams (with balls obtained at Chateauroux) 17,053 Halo 3L servo discs. 14,049 Special servo star springs with clip in place of locating lugs. 4,000 1 New servo spindle. 7,044 1 Rubber on stop for accelerator pedal fitted. 10,000 6 New 3.5.v dash lamp bulbs fitted, obtained in Chateauroux. 5,000 1 New flexible pipe to rear hydraulic jacks fitted. 14,000 | ||