List of modifications for unit 4.EAC.II, which is fitted in a 7.EX Chassis.
| Identifier | ExFiles\Box 72\2\ scan0136 | |
| Date | 16th July 1925 | |
| 18770 To TMW from RHC. {R. H. Coverley - Production Engineer} RHC {R. H. Coverley - Production Engineer} 6/BE. 16.7.25. 4.EAC.II-UNIT The above Unit which is in 7.EX Chassis has been fitted with the following modifications:- X.8000 - Crankcase & Bearings. to L.O.P. E.71255. X.8005 - Torque Reaction Dampers. to L.O.P. E.71324. X.8240 - Controls to L.O.P. E.72652 with modified Instrument Board Control to Arrgt Drg. E.73679. X.8180 - Water Connections. to L.O.P. E.72762. X.8190 - Oil Fittings. to L.O.P. E.71401. X.8230 - Exhaust Fittings. to L.O.P. E.73032. X.8050 - Valves & Fittings. Modified Tappets with Improved Lubrication to Sch: 634. X.8070 - Induction Pipe Smaller dia: Alum Ind: Pipe EX. 451-2 with Water Heated Ind: Bend to LeC 2058. X.8080 - Carburetter. Alum Carburetter to Arrgt. Drg. E.72226. 40/50 - Starter Motor to L.O.P. E.13860. X.8270 - Starting Handle to L.O.P. E.72750. | ||
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).