Design status report on modifications for Kestrel and Goshawk engines.
| Identifier | ExFiles\Box 30\4\ Scan285 | |
| Date | 20th September 1934 guessed | |
| - 10 - ITEM DESIGN POSITION. KESTREL(Aero Engine) ENGINE - CONTINUED:- Modification to separated scavenger pumps. Completed. Modifications to ramp cyl. head - to clear water pipes. Completed. Generator pump for Lewis Gun installation. Completed. Modified dynamo drive (Rotax Generator). Completed. Mod. to water manifold pipe and petrol drain connection. Completed. Venturi condensate extractor and ball valve. Completed. Modification to gallery oil pipes. Completed. Mods. to sealing and relief valve for inverted flying. Completed. GOSHAWK(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)) ENGINE. Outlet water rail to suit ramp cylinder head. Completed. Induction pipe -do- -do- Completed. Valve Gear -do- -do- 95% complete. Mods.to ramp cyl.head - to clear water pipes. Completed. Mod.to water manifold pipe and petrol drain connection. Completed. | ||
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).