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).
List of required modifications and part updates for crankcases, bearings, and cylinders.
| Identifier | ExFiles\Box 97\1\ scan0122 | |
| Date | 26th February 1938 | |
| - 6 - HPS{Horace Percy Smith - Experimental Factory Mgr}/RH.{R. Hollingworth}1/VS.{J. Vickers}26.2.38. Crankcase and Bearings (Continued). 5. Please delete KB.3585 Nut for fulcrum lever from LOP. 6. EW.1399 Lower Half requires modification to boss to take Plug KB.1060.A. 7. 2 EW.821 Studs are called for on LOP. for front engine feet; we suggest plugs be provided for remaining holes. 8. The studs called for on LOP. for securing cylinder block are too long on account of the fact that a thinner gasket has been used on Bentley III; we recommend the provision of plain washers on LOP. for these studs. (Handwritten note next to points 7 & 8: gasket thicker? altered? leave as existing) 9. EW.1396. Crankcase Top Half. The front offside boss on lower half joint face calls for separate milling operation; we suggest this boss be left blind and bolt replaced by a stud. 10. The following details are not called for on the LOP.:- EW.1537. Stud - Main Bearing. EB.630. Stud - Cylinder. EW.1539. Stud - Cylinder. EW.1540. Stud - Cylinder. Vellumoid Joint required for Oil Filler Facing. 11. The following are called for on the LOP. but are not required :- E.42900. Bolts - 2 off (only 1 required). KB.3585. Nut - Fulcrum Lever. KB.353. Studs. 12. Top Half Crankcase - clearance between A.C. Oil Filter and Brake Lever must be revised. Cylinders. 13. The following details are not called for on LOP.EB.3654:- KB.1085. Washer - Core Plugs. Rivets for Tappet Retaining Plates. Thermostat. 14. EB.10604. Plug should be deleted from LOP. continued. | ||