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).
Design position report for single cylinder and general research projects.
| Identifier | ExFiles\Box 161a\4\ scan0062 | |
| Date | 17th April 1936 | |
| ITEM. (4) DESIGN POSITION. SINGLE CYLINDER & GENERAL RESEARCH. Vulture 4 star unit. - 1/2 scale arrangement. Completed 2.4.36. " 4 " " - piston. " 6.4.36. " 4 " " - flat type cylinder head with wet joint. In hand. " 4 " " - modified internal machining of piston. Completed 16.4.36. " 4 " " - oil suction filter. Completed 17.4.36. Car Universal overhead camshaft unit - 3 valve cyl.head - inlet side plug. Completed 2.4.36. " " " camshaft unit - 3 valve cyl.head - exhaust side plug. Put aside. " " " camshaft unit - camshaft with separate cams. Completed 2.4.36. " " " camshaft unit - chain tensioner. Completed 3.4.36. " " " Modified connecting rod big-end. Completed 16.4.36. Application of supercharger to Bentley engine. In hand. Investigation of the use of aluminium for valve springs. In hand. Aero engine battery ignition - modified method of finishing high tension winding. Completed 14.4.36. Kestrel single cylinder unit - Large dia.radiused top joint ring. Completed 15.4.36. Rig for testing "wet inserts" for sparking plugs. In hand. Kestrel single cylinder unit - Mods for improved cooling. In hand. Bentley " " " - Modified cylinder head with larger valves. In hand. | ||