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 detailing the status of modifications for Kestrel and Merlin 'E' engines.
| Identifier | ExFiles\Box 161a\4\ scan0039 | |
| Date | 9th March 1936 | |
| (6) ITEM: DESIGN POSITION. KESTREL ENGINE Adaptation of oil seal rig for Gits oil seals - rear end of airscrew shaft. Completed. Mod. to adaptation of Schwarz blades to R.R. Heleshaw hub. In hand. Application of automatic mixture control to Kestrel X engines. In hand. MERLIN "E" ENGINE. Mods to Hamilton airscrew oil relief valve. Completed 28.2.36. Mod. to dual petrol pump. In hand. Adaptation of Hobson variable datum boost control to give increased boost for take off. In hand. Increased capacity of oil pumps. Completed 9.3.36. Mod. to camshaft drive lower gland. Completed 4.3.36. Crankcase front lateral bolt - figures for Hucknall installation. Completed. Mod. to rocker covers - reinforcement around name panel. Completed 9.3.36. Standard tappets in large rockers. Completed 6.3.36. Mod. to lower nut, upper vertical drive. Completed 6.3.36. Cyl. stud tubes and wedges, wedges lengthened to guard rubbers. Completed 9.3.36. | ||