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).
Status report on single cylinder and general engine research projects, listing items and their completion status.
| Identifier | ExFiles\Box 30\3\ Scan190 | |
| Date | 3rd June 1935 guessed | |
| ITEM. (6) DESIGN POSITION. SINGLE CYLINDER AND GENERAL RESEARCH. sleeve Single cylinder valve unit:- modified cylinder and pancake head. In hand. Battery ignition coil and distributor unit for aero engines. In hand. Aero Universal Single Cylinder Unit:- ramp head - Kestrel. In hand. -do- cylinder block to suit ramp head - Kestrel. In hand. -do- top half crankcase for 7.00" bore cylinder. Completed. -do- modification to camshaft bearing. Completed. Single Cylinder Exe:- Liquid cooled sleeve valve cylinder and head. Completed. Investigation of liquid cooled cylinder block - Exe engine. In hand. Liquid cooled Exe engine - enlarged valve port drawing. Completed. Exe engine - modified ignition indicator. Completed. Inlet and exhaust valve lift curves - Merlin "C". Completed. Valve springs - Merlin "C". Completed. Stressing of single cylinder unit connecting rods. In hand. Liquid cooled Exe - Investigation of cylinder block with enlarged porting. In hand. Stiffened crankcase - Kestrel single cylinder unit. In hand. Detachable cylinder block - PVG single cylinder unit. In hand. | ||