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).
Outcome report of special features tested on a Phantom III, listing parts suitable for standardisation.
| Identifier | ExFiles\Box 92\3\ scan0316 | |
| Date | 1st May 1937 | |
| 35-MX{John H Maddocks - Chief Proving Officer} - PHANTOM III. Outcome of special features fitted for 15,000 miles' test in France, Jan - May, 1937. The following parts are suitable for standardisation:- Reference. | Description. | Notes. --- | --- | --- Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} | Cylinder liners in I/C cast by R.R. | Reviewing cost figures and general position. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} | R.R. 56 liners in main bearings. | Sheet issued. E.88261. LeC4729-40-63 | 4-Port Cylinder heads and fittings (with KR.965 exhaust valves) | Sheet issued. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} Rm{William Robotham - Chief Engineer}/OWR. | Felt pellets in rockers to control oil flow. | Standardised. E.88370. | Aluminium water heated hot spot. | Sheet issued with slight mod. to simplify coring. LeC.4549. | Steady bracket for ignition control. | Suitable for standardisation, but controls require further revision. LeC.5275. | Modified non-return valve in rocker supply. | Already standardised. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} | Oil level indicator with cork float. | Sheet issued. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} E.84691. | Connecting rods (Marine type) Set run for second half of mileage. | On production but first time 10,000 miles covered in France. Rm{William Robotham - Chief Engineer}/JBD.{John B. Dixon - Fuel Systems} | "GACO" washer in oil filler. | Improvement on standard. Suitable for standardisation. Cost question is consideration. | ||