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 comparing bearing wear and oil flow times for several Bentley chassis.
| Identifier | ExFiles\Box 103\2\ scan0080 | |
| Date | 26th August 1938 | |
| 26.8.38. BENTLEY CHASSIS. COMPARATIVE BEARING WEAR WITH OIL FLOW TEST TIME. B.52.HK.{Col. T. Harker - Sales} OWNER: F.H. BURN. MILEAGE 14,984 TEST Bad bearing thump. FLOW TIME 2.43 TEMP: 40º O.P. 26 lbs. .008" Lift in shaft Step Liners .012 B.100.JD.{J. Draper - Frames} OWNER: F.{Mr Friese} WALLIS. MILEAGE 27,131 TEST Thump in engine. FLOW TIME 2.43 TEMP: 40º O.P. 24 lbs. .007" Lift in shaft. Step Liners .010" B.72.KT. OWNER: B. JACOBSON. MILEAGE 7,776. TEST Thump and low O.P. FLOW TIME 2.5 TEMP: 40º O.P. 24 lbs. .007 Lift in shaft. Step liners .012 B.109.GP. OWNER: L.A. HORDEN. MILEAGE 19,230 TEST Bad thump. FLOW TIME 2.30 TEMP: 40º O.P. 26 lbs. .006" Lift in shaft. Step liners .012" | ||