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 special parts and testing procedures for a Phantom III engine unit, numbered No.3.
| Identifier | ExFiles\Box 155\2\ scan0056 | |
| Date | 27th February 1937 | |
| -2- Rm{William Robotham - Chief Engineer}/Swd1.9/AP.27.2.37. (3) Midland cylinder block. (4) 45° angle timing gears. (5) L.5. material crankshaft. (6) Special valves and springs. S.65 and S/SLV. (std) inlet valves. S/SLV. and KE.965 (std) Exhaust valves. 1 - 4 Rm.{William Robotham - Chief Engineer}260 (Tempered Spring Co.) springs. 5 - 8 E.88773 (Ph.III. type close coiled made by R.R.) 9 - 12 EB.3256 (R.R. copy of Rm.{William Robotham - Chief Engineer}260) All springs in Swedish wire. ------------------- Following usual running in and power curve etc., check springs for surge by Rotorscope. 1 1/2 hour Endurance at full throttle on Ethyl. If O.K. on completion of above return to Shop for inspection. No.5.BED. Phantom III. No.3. This unit received on test has following special parts - Nos. 2, 4 & 6 big end Z.3. W/M.{Mr Moon / Mr Moore} " 1, 3 & 5 " (R.R. W/M.{Mr Moon / Mr Moore} std.) Std. W/M.{Mr Moon / Mr Moore} mains. New cylinder liners with rubber sealing rings at top LeC.5415. Camshaft LeC.5319 for running without silent tappet action. Nos.1, 2, & 3 tappet blocks in I/C. No.4. " " plated by H.A.X. Nos. 5 & 6 " " std. Fescol. ------------------- continued | ||