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 part modifications and deletions for the Flywheel and Clutch assembly.
| Identifier | ExFiles\Box 169\4\ img180 | |
| Date | 12th July 1932 | |
| -4- PHC/WSCB/16.7.12.32. Flywheel & Clutch ICP.G.100500 - FR.Scheme 149-159. Complete to the above ICP. & Schemes. G.100808 Pressure Ring. } Breather holes G.100491 Flywheel } deleted. G.100790 Flywheel Gear Ring (33-1 ratio.) G.100797 Main Clutch Springs. G.100479 Rubber Driving Blocks drilled 5/16" and 3/16" dia holes. G.101119 Bolts- fitted in place of F.7061 to enable Lock Washers F.6726 to be used to same nuts. for Retaining Flywheel. R.A.D. Friction Linings. ------------------- PHC/WSC.{W. S. Cassel} | ||