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).
Engine performance issues, including cylinder head passages, valve results, exhaust spitting, and a new breather design.
| Identifier | ExFiles\Box 101\1\ scan0226 | |
| Date | 24th April 1936 | |
| -3- Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}28/KW.24.4.36. From every point of view blocking up the passages at the front of the cylinder head would seem an advantage, and we therefore want you to run continually under this condition unless it runs you into trouble of some sort. You will appreciate that we are most anxious to get some results on the valves and valve springs as quickly as possible, as at present we do not know what to deliver to the customer. EP.{G. Eric Platford - Chief Quality Engineer} is grumbling about spitting in the exhaust system on retard. Will you let us know if this persists on 22-G-V, and if there is any way of overcoming it. We have sent out to you the final design of breather on the float chamber lid.{A. J. Lidsey} Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||