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.
| Identifier | ExFiles\Box 161a\4\ scan0118 | |
| Date | 5th September 1936 | |
| ITEM. (6) DESIGN POSITION. SINGLE CYLINDER AND GENERAL RESEARCH. Vulture 4 star unit - flat type cylinder head with wet joint. In hand. " " " - larger capacity oil pumps. Cancelled. " " " - modified camshaft drive for flat type head. In hand. Application of supercharger to Bentley engine. In hand. Investigation into the use of aluminium for valve springs. In hand. Merlin "G" - Induction manifold and addition of petrol drain to head. Completed. " Twin -Mod to cylinder head. Completed. Aero Universal Unit - radiused edged cam. Completed 21.8.36. High power single inlet valve head - mod. to provide inclined sparking plug. " 5.9.36. Strengthened exhaust valve - Car universal unit - Bentley head. " 4.9.36. " " " P.III. " 3.9.36. High power single inlet valve head - modified valve rocker. " 1.9.36. " " " " " - mods.to head for use in aluminium. In hand. | ||