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).
Test report on a new type Bentley oil filler and breather, tested on car B-23-AE at Brooklands.
| Identifier | ExFiles\Box 155\1\ scan0184 | |
| Date | 19th July 1935 | |
| To Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} 21320 Hs{Lord Ernest Hives - Chair}/Bwg.{J. C. Bowring}16/KW.19.7.35. New Type Bentley Oil Filler incorporating Breather to E.60535, tested out on B-23-AE at Brooklands. 20 laps at 4,000 r.p.m. at intervals of 3 laps. Every 4th lap run at 40 m.p.h. for tyre cooling purposes. Rocker cover breather and clutch pit vents blocked up. Average lap time - 1 min. 55.8 secs. Average lap speed - 85.28 m.p.h. Amount of oil collected from clutch pit was negligible after the above run. Hs{Lord Ernest Hives - Chair}/J.Bowering. | ||