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).
Photograph of the left side of a Bentley engine and engine bay.
| Identifier | ExFiles\Box 117\3\ scan0042 | |
| Date | 15th May 1940 guessed | |
| On rocker cover: BENTLEY Plaque on rocker cover, left: DO NOT RE-ADJUST VALVE TAPPETS UNLESS THE VALVES REQUIRE RE-GRINDING. WHEN COLD INLET AND EXHAUST CLEARANCE SHOULD BE .004 INCH. Plaque on rocker cover, right: LUBRICANTS RECOMMENDED ENGINE & GEARBOX USE WAKEFIELD CASTROL XL REAR AXLE USE WAKEFIELD CASTROLEASE HEAVY CHASSIS USE WAKEFIELD CASTROLEASE MEDIUM Plaque on bulkhead: BENTLEY MOTORS (1931) LTD CONDUIT ST.{Capt. P. R. Strong} LONDON CHASSIS NO. [blank] On dynamo: BENTLEY ENGLAND | ||