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).
Letter providing Phantom II engine specifications to silencer manufacturer, Chillcotts Ltd.
| Identifier | ExFiles\Box 152\3\ scan0070 | |
| Date | 22th December 1931 | |
| No. 76. Hs{Lord Ernest Hives - Chair}/Lid.{A. J. Lidsey}3/KT. Dec.22nd, 1931. Chillcotts Ltd., 240, Blackfriars Road, London. S.E.1. Dear Sirs, 'Cylo' Silencers. With reference to your letter of the 21st, inst. we give below the information you ask for to enable you to make up a silencer to suit our Phantom II engine :- Engine capacity - 7660 cc. B.H.P. Developed - 130 B.H.P. at 2000 R.P.M. 178 B.H.P. at 3000 R.P.M. 170 B.H.P. at 3500 R.P.M. Maximum B.H.P. - 180 B.H.P. at 3250 R.P.M. Exhaust Valve Timing :- T.D.C. E.C. 10.4° P.T.D.C. E.O. 50.3° B.B.D.C B.D.C. Yours faithfully, FOR ROLLS ROYCE LTD. | ||