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).
Cylinder block and piston measurements with associated vehicle service history for a Bentley.
| Identifier | ExFiles\Box 103\2\ scan0086 | |
| Date | 11th August 1938 | |
| To Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}. from Rm{William Robotham - Chief Engineer}/GWH.{George W. Hancock - Head Chateauroux} c. By.{R.W. Bailey - Chief Engineer} Rm{William Robotham - Chief Engineer}/GWH.{George W. Hancock - Head Chateauroux}3/N.11.8.38. With reference to your memo Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}2/MH.{M. Huckerby}5.8.38. re Bentley cylinder block taken off B.144.HK.{Col. T. Harker - Sales}(Col.Wenger). The following are the figures taken of the bores before sending the block to the Works:- Cyl. Block. Nominal bore. Taper. Oval. Mth. Ctr. Top. EB.2929. 3.502" .007 .003" N. 2 1/2 7 2. 3.500" .0075 .0025" 1 2 7 3. " S. .008 .003" 1 2 1/2 8 4. " S. .008 .0025" 1/2 2 8 5 " S. .008 .0035" 1 2 8 6. " S. .007 .003" 1/2 1 1/2 7 Piston. Type. Top. Bottom. 1. EB.2844 .0035 .003 2. .004 .003 4. .0045 .003 5. .004 .003 6. .004 .003 This Owner must thrash his car. The car was at the Works Depot 16.4.37 for Brake judder and wear. On the 19.8.37 it was there again for Brake trouble, crankshaft damper reset, servo adjusted, damper pump checked. On the 11.3.38 it was in K.{Mr Kilner} for complete overhaul. Mod.C. carried out on engine as big ends and journals were in a bad condition. The clutch was worn flat and had to be changed. Gearbox had to be checked over for loose nuts etc. Rear axle driving dog rattled, bad oil leaks from pinion bearings. Steering, wheels balanced, steering box loose on frame, one shot pipe leaking. Adjust and rebed all brakes. Cont'd.{John DeLooze - Company Secretary} | ||