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).
Internal instruction memo regarding cylinder modifications for the Bentley 60 Chassis with a cast iron engine.
| Identifier | ExFiles\Box 123\5\ scan0016 | |
| Date | 28th June 1938 | |
| To- H.S.H. c. E.D. c. RHe/CAN c. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} 104H Peder BY/CS1/EH.28.6.38. Re Bentley 60 Chassis (Cast Iron Engine). Cylinder - Section 5050. E.CD.403 - Overhead Inlet and Side Exhaust Valves. E.CD.404 - Rocker Shaft and Cover. E.CD.409 - Gasket and Water Gallery. E.CD.442 - Water Pump etc. E.CD.452 - Ignition Tower and Drive. E.CD.525 - Revision to Cylinder. E.CD.536 - Modification to Height of Cylinder Head. E.CD.678 - Modified Fan Mounting. PD.114 - Induction Pipe - Single Carb. Please receive herewith blue prints of the following new drawings and L.O.P., detailed in accordance with the above schemes. E.B.3997 Stud - Rocker Pedestal E.B.3998 Rubber Bush - Rocker Cover E.B.3999 Backing Plate - Rubber Bush E.B.4000 Valve Guide - Inlet E.B.4001 Valve Seat - Inlet E.B.4002 End Cover - Cylinder Head - Rear E.B.4003 Joint Washer - Inlet Flanges E.B.4004 " " - Thermostat Casing E.B.4005 Joint - Cylinder Head and Rocker Cover E.B.4006 Stud - Rocker Cover E.B.4007 Cylinder Head L.O.P. Will you please instruct the above as required. It should be noted that these instructions do not provide for the Air Silencer mounting on the Rocker Cover. BY/CS. | ||