Design position report detailing the status of modifications for the Kestrel and Merlin 'E' engines.
| Identifier | ExFiles\Box 30\4\ Scan014 | |
| Date | 19th September 1935 | |
| ITEM. (7) DESIGN POSITION. KESTREL(Aero Engine) ENGINE. Adaption of RR.V.P. airscrew hub to take Schwarz blades. In hand. Strengthened camshaft bevel drive pinion. Completed 6.9.35. Alternative governor pump for V.P. airscrew. In hand. MERLIN(Aero Engine) 'E' ENGINE. Installation drawing. Completed 16.9.35. Low pressure oil pipes. In hand. Carburetter jacket connections. Completed 19.9.35. Scavenge oil circulation through throttle spindles. Completed 17.9.35. Modification to upper vertical and camshaft drives. Completed 16.9.35. Piston (6.5 to 1). Completed 14.9.35. Piston (6 to 1). Held up. Modified oil gland for throttle spindle:- to suit revised list of bellows. Completed 18.9.35. Proposed modification to cylinder head and piston - increased clearance between piston and head. Completed 18.9.35. Diagram of proposed coolant system. Completed. Alternative drive for undercarriage retraction pump. In hand. Shortened hand starter shaft. (4) Completed 19.9.35. Mod. to rockers - to facilitate manufacture. Completed 16.9.35. | ||
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).