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).
Test report for the 38-EX Phantom III vehicle, detailing parts tested over 1,000 miles.
| Identifier | ExFiles\Box 91\2\ scan0066 | |
| Date | 6th July 1937 guessed | |
| 38-EX. PHANTOM III -1- 1,000 Miles Test. Part Remarks Mileage in England Mileage in France Result of test Lec.5415 Rubber joint ring for top flange of cylinder liners 3,055 Rm.{William Robotham - Chief Engineer}296 High speed drive for Cadillac Fan. Ex.26731/2 Pulleys for increased section belt 3,055 LOP.E.86976 Spring Drive with four holes to improve lubrication of cotton Ducks. 3,055 Lec.5330 Mod.to Panel Milling of Connecting rods. 3,055 LOP.E.88786 Four port cylinder heads. Lec.5441 Solid Rocker Gear. Lec.5371 Modified tappet clamp and block. Lec.5444 Mod.Oil feed to Rockers. Lec.5448 Mod.Relief Valve. Lec.5401 - 210° Duration Valve lift. Final scheme for four port heads and deleting of hydraulic tappets based on Exp. Scheme on 35-EX. 3,055 E.88782 Solid Inlet Valves S/SLV. E.88447 Strengthened Exhaust valves KE965 stellited. 3,055 | ||