Specification sheet listing engine components with their details, design numbers, and remarks.
| Identifier | ExFiles\Box 119\4\ scan0222 | |
| Date | 26th June 1939 | |
| SPECIFICATION. Specification No. SD.80/5 Sheet No. 3 Issue No. Y. 2. Sec.No. | Title. | Description. | Design No. | Dtls. iss. LOP. No. | Remarks. --- | --- | --- | --- | --- | --- 5070 | Inlet Pipes | 1.750 Dia. Bore Pipes to ECD.1298 with adaptor to suit 1.437 Dia Throttle Bore Stromberg Carburetter. | ECD.1298 | By {R.W. Bailey - Chief Engineer} /CS.4/EH 14.4.39. | 5080 | Carburetter. | Stromberg Type A.A.25 with 6 Volt Electrically operated choke. | | | Carburetter to be supplied by Expl.Dept. to Rm {William Robotham - Chief Engineer} /GR {George Ratcliffe} 's latest settings. 5082 | Carburetter Air Silencer | A.C.supplied by Rm {William Robotham - Chief Engineer} /WYM. {G. Harold Whyman - Experimental Manager} | | | 5090 | Camshaft and Bearings. | S/ZN Camshaft Detail EB.4512 | P.D.162. | EB.4314. | 5160 | Water Pump and Fan. | Single Belt Driven Water Pump with 5 Bladed Fan on Spindle Extension. Dural Blades. Cast Iron Pulley. | | EB.4208 | EB.4207 replaced by EB.4999. EB.4206 replaced by EB.5000. 5170 | Oil Pump and Drive. | Modified Tooth Form. Top Drive Gear Detail EB.4483 Spring Drive for Distributor | E.CD.1342 | LOP.EB.3908 By {R.W. Bailey - Chief Engineer} /CS5/EH. 1.11.38 | 5180 | Wheelcase. | | | EB.4117 | 5190 | Water Connections. | To suit R.R.Radiator and C.I.Engine Similar to 30 G.Vll. | E.CD.1239 E.CD.1091 | Top EW.2282 Btm. | 5200 | Oil Fittings and Petrol Fittings. | Petrol Feed and Drain Pipes - To - Pipe from H.Pressure to Feed Distributor Gear to be decided by Test. Mock up. | ECD.1432/3 | | General Oil Filter. 5201 | Oil Filler. | In Rocker Cover - - To - - Breather fitted to existing Filler Face on Crankcase. | P.D.430 P.D.438 | By {R.W. Bailey - Chief Engineer} /CS.2/EH. 20.6.39. By {R.W. Bailey - Chief Engineer} /CS.1/EH. 13.6.39. | By {R.W. Bailey - Chief Engineer} /CS.3&4/EH.26.6.39. | ||
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).