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).
Final specification for a car following a 10,000 miles test, detailing engine and chassis components.
| Identifier | ExFiles\Box 101\4\ scan0060 | |
| Date | 30th July 1935 | |
| To Sg.{Arthur F. Sidgreaves - MD} from Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}4/ETM30.7.35. 21-G-IV. 10,000 miles test Replying to Sg.{Arthur F. Sidgreaves - MD}4/D.29.7.35. the following is the final specification for this car - ENGINE UNIT (1) Cylinder head with 2 KE.965 Valves, 2 Silichrome Valves and 2 stellited Silichrome Valves. (2) Drilled connecting rods with lubrication hole for piston lubrication, and a groove at the back of the bearing. Lead Bronze bearings. (3) Improved crankcase breather to LeC.4438. (4) Bentley Clutch pit (5) Geared starter motor (6) Clutch Plate as B-10, Terraplane spring centre strengthened, back plate to have no movement, Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls} 2/KW.16.4.35. (7) Air cooled Dynamo. (8) Wycliffe Cast Iron Drums. CHASSIS. (1) Isolated change speed lever, N.Sch.4474. (2) Latest type water excluders, N.Sch.4458. (3) 17" rims front & rear, N.Sch.4426/4429/4432/4433. (4) Baffle Tank Unit and green light scheme, Hs{Lord Ernest Hives - Chair}/Bwg.{J. C. Bowring}14/KW.9.4.35. (5) Noise Insulation Scheme as drawn out by E.{Mr Elliott - Chief Engineer}, LeC.4464. (6) Re-line foot brake with standard material. (7) R.R. Marles Steering with Controls. (8) Hypoid Rear Axle Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||