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).
List of parts and modifications for cylinders, valves, and fittings.
| Identifier | ExFiles\Box 169\1\ img044 | |
| Date | 1st April 1930 | |
| (2) RHC{R. H. Coverley - Production Engineer}/WHC1/MS14.4.30 Cylinders to L.O.P. E.78949 incorporating LeC 2742/3/6/2766. (1) E.80312 Cylinder Head. (2) E.80194 Feed Pipe in I/M.{Mr Moon / Mr Moore} (3) E.79845/6 Cylinder Blocks modified for .850 offset feed for Extra Cylinder Lubrication. (4) Internal Water Jackets of Cylinder Blocks Galvanized. (5) Water Jacket Tubes in Cylinder Head comprising of:- (a) 4 - Aluminium Nos.1-2-7-8. (b) 4 - Anodically treated Alum. Tubes Nos.3-4-9-10. (c) 4 - Copper Nickel Plated Tubes Nos.5-6-11-12. (6) Valve Guides E.80298/9, Scheme 1217 Valve Gland Packing. Otherwise complete to L.O.P. E.78949. Valves & Fittings to L.O.P. E.78569 Incorporating:- Scheme 1179. Fig.2. Hardened Steel Ends for Firths H.R. Crown Valves. & Scheme 1217. Valve Gland Packing. 3 - E.79737 Exh: Valves H.R. Crown Steel to Nos: 2-4 & 6 complete with E.79735 Washers & E.79756 Caps. 3 - E.78493 Exh: Valves. S/SLV to Nos.1,3 & 5. 6 - E.78492 Inlet Valves. 12 - E.80300 Bottom SpringWashers. 12 - E.80301 Gland Packings (Asbestos). 12 - E.80318 P/B. Tappet Guides. 12 - E.80240 Valve Springs. 12 - E.80489 Tappets (Silico Manganese). Otherwise complete to above LOP. contd. | ||