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 items.
| Identifier | ExFiles\Box 161a\4\ scan0081 | |
| Date | 22th May 1936 | |
| (sheet 5) ITEM DESIGN POSITION. SINGLE CYLINDER AND GENERAL RESEARCH. Vulture 4 star unit - flat type cylinder head with wet joint. In hand. -do- distributor - earthing terminal. Completed 21.5.36. -do- clearance between valve and piston at T.D.C. " 20.5.36. Application of supercharger to Bentley engine. In hand. Investigation into the use of aluminium for valve springs. In hand. Kestrel single cylinder unit:- mods for improved cooling. Put aside. Bentley single cylinder unit - modified cylinder head with Completed 15.5.36. larger valves. Kestrel sleeve valve unit with conventional head and porting. In hand. R.R.voltage regulator - applicable to all chassis. In hand. Aero universal single cylinder unit - strengthened cam fork. Completed 12.5.36. Merlin "E" single cylinder unit - top half crankcase in cast iron. " 18.5.36. Exe Engine - port dimensions with Merlin timing. " 16.5.36. Liquid cooled Exe - port dimensions with Merlin timing. " 22.5.36. Merlin "E" single cylinder unit - Kestrel type cylinder head In hand. and cylinder. Aero universal single cylinder unit - Modified crankcase for Kestrel In hand. type cylinders. | ||