Letter regarding the dispatch of a packing liner to reduce an engine's compression ratio for testing.
| Identifier | ExFiles\Box 83\4\ scan0009 | |
| Date | 19th October 1935 | |
| x200~ G.W. Hancock, Esq., Hotel de France, Chateauroux(French test region), Indre, FRANCE. Hs {Lord Ernest Hives - Chair} /Std.7/KW.19.10.35. We are sending you a packing liner, .065" thick, to go under the cylinder block of B-56-BN. {W.O. Bentley / Mr Barrington} This is to enable you to reduce the compression ratio of the engine from 6.8: 1 to 6.4 : 1, in order to check the effect on the roughness of the engine. Hs {Lord Ernest Hives - Chair} /C.S.Steadman. | ||
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).