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 Kestrel and Merlin 'F'/1 engine modifications.
| Identifier | ExFiles\Box 161a\4\ scan0133 | |
| Date | 22th September 1936 | |
| ITEM. (7) DESIGN POSITION. KESTREL ENGINE - CONTINUED. Blade root adaptor modification - Hele Shaw. Completed 22.9.36. MERLIN "F"/1 ENGINE. Extra studs in rocker cover and cylinder head. In hand. Exhaust plugsshield. In hand. Mod. to cyl.head - locking of exhaust flange studs. In hand. Two position control for Hamilton pump valve. In hand. Increased range of adjustment for Hele Shaw blade. In hand. Mod. to lever for accelerator pump. Completed 10.9.36. Right angle elbow for pressure gauge connection. " 15.9.36. Positive lock for supercharger casing core plugs. " 18.9.36. Plugging for lock wire drilling - starter gear layshaft. " 12.9.36. Mod. to spark plug adaptors. " 16.9.36. Mod. clip - throttle oil pipe. " 15.9.36. Airscrew shaft bore mods - to prevent rusting of bore. " 16.9.36. Priming pipes - to use Merlin "H" elbow and induction pipe. " 18.9.36. Mod. to supercharger casing - to allow for variation in castings. " 22.9.36. Mod. to cyl. head - blind bosses in exhaust flange. In hand. Mounting of Rotax 1000 watt. generator. Completed. | ||