Departmental memo detailing specifications and modifications for engine components including piston rings, induction pipe, carburettor, coil, magneto, and tappets.
| Identifier | ExFiles\Box 3\1\ 01-page035 | |
| Date | 30th April 1912 guessed | |
| R.R. Co. Ltd. O&D Stp. 15,000 E.P. 104 ROLLS-ROYCE LIMITED, NIGHTINGALE ROAD, DERBY. TELEGRAMS- "ROYCAR," DERBY. TELEPHONES- 813 (Two Lines). DEPARTMENTAL MEMO. This column is for Name of Person addressed. DATE. standard double rings ) 4 lbs 8 ozs. ie 7 ozs lighter than standard. Compressions by guage 78 lbs. Liners have been supplied with the car so that the compressions could be altered if desirable. LARGE DIAMETER INDUCTION PIPE 2½" diameter with improved shape à la {L. A. Archer} Sluggard. WHITE KNAVE(1908 R.A.C. International Touring Car Trial) CARBURETTOR. WEAK COIL with ½" spark has been supplied with the car, but not at present fitted. NEW ARRANGEMENT OF HIGH TENSION WIRES, to avoid pre-ignitions etc. MRA MAGNETO. With properly designed high tension terminal connections. The engine does not seem to run well, slow, on this magneto. SPECIAL TAPPETS WITHOUT KEYWAY, 2 flats fixed on body of tappet for adjusting. Contd. This sheet must be filed with the correspondence to which it refers. | ||
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).