Instruction concerning a modified exhaust valve and material trials for the Phantom III 4 Port Cylinder Head.
| Identifier | ExFiles\Box 93\4\ scan0069 | |
| Date | 6th October 1936 | |
| Files STEADMAN SWDL. {Len H. Swindell} 319 Instruct for Continental Phantom BY. {R.W. Bailey - Chief Engineer} c. Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} RHC. {R. H. Coverley - Production Engineer} E {Mr Elliott - Chief Engineer} /JNR. {Charles L. Jenner} 1/HP.6.10.36. Ru Phantom III 4 Port Cylinder Head. We send you herewith:- LeC.5305 showing a modified exhaust valve for the above. This is the strengthened type of valve with the taper neck. In regard to the material KE.965 and S/SLV can be tried. The latter should be instructed first as the Experimental Department are anxious to try valves of low expansion. LeC.5305 herewith. E {Mr Elliott - Chief Engineer} /JNR. {Charles L. Jenner} | ||
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).