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).
Status report on design modifications for the Merlin, Griffon, and Kestrel engines.
| Identifier | ExFiles\Box 30\4\ Scan142 | |
| Date | 24th March 1934 guessed | |
| - 8 - ITEM. ----------------- MERLIN ENGINE - CONTINUED:- -------------------------- Lubrication of petrol pump drive tail bearing. Modifications to oil scavenging system. GRIFFON ENGINE. --------------- Modified water inlet to cylinders. Modified water pump inlet connection. Modified Gun Gear unit to suit .477 & .400 ratio spur reduction gears. KESTREL ENGINE. --------------- Automatic mixture control for Heyford aircraft with provision for extra richening. Mounting bracket for automatic mixture control - Heyford aircraft. Modifications to throttle and boost controls - supercharging thro' carburetter. Strengthened dynamo bracket. Spring drive with crankshaft driving sleeve. DESIGN POSITION. --------------------- Completed. Completed. Completed. Completed. Completed. Completed. Completed. Completed. Completed. Completed. | ||