Experimental piston with stiffer rings for a Phantom II chassis.
| Identifier | ExFiles\Box 15\3\ Scan061 | |
| Date | 8th July 1932 | |
| X)040. To RMC. c. Hs. {Lord Ernest Hives - Chair} c. By. {R.W. Bailey - Chief Engineer} E {Mr Elliott - Chief Engineer} /JNR. {Charles L. Jenner} 1/HP.8.7.32. re Phantom II - Piston. We send you herewith LeC.3139, a piston having stiffer rings. The radial depth of the rings is increased from .127 to .142. Will you please have one set made experimentally for chassis 19-EX. E. {Mr Elliott - Chief Engineer} | ||
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).