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).
Proposed specification for the 39-EX Continental P.III, outlining cost reduction and reliability improvements.
| Identifier | ExFiles\Box 148\5\ scan0221 | |
| Date | 15th November 1937 | |
| Sg.{Arthur F. Sidgreaves - MD} from Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} Hs.{Lord Ernest Hives - Chair} By.{R.W. Bailey - Chief Engineer} Da.{Bernard Day - Chassis Design} Spare 126o also 300B Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls}6/AP.15.11.37. 39-EX. CONTINENTAL P.III. Proposed Specification. COST REDUCTION (1) Bottom tappets. (2) Four finger clutch. (3) Deletion of oil cooler. (4) Combined hand and foot brake. (5) Hardy Spicer propeller shaft. (6) Wraith Steering. (7) S.65 Inlet Valves. (8) Carbon wire valve springs. (9) Packard type crankshaft. (10) Automatic starter switch with contacts deleted. (11) A.C. bye-pass filter. RELIABILITY (a) Main and big end bearings. (b) Threaded spring shackles. (c) More durable cylinder liners. (d) Hardened wheel drivers. (e) Hardened nose of axle pinion. continued | ||