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).
Typed list of 17 modifications or parts, with notes on their applicability to production cars.
| Identifier | ExFiles\Box 108\1\ scan0242 | |
| Date | 31th December 1937 guessed | |
| 1. Silent Bloc Bush - Rear Spring Front Eye FCD.91. Also on the 6 Production Cars. 2. Threaded Shackles - Rear Springs Rear Eye FCD.73 " " " " " 3. Rear Axle Buffers FCD.100. " " " " " 4. Woodhead Rear Road Springs. " " " " " 5. Side Spare Wheel Carrier.FCD.84 " " " " " 6. Mod to Steering gear to increase clearance with engine to FCD.79 " " " " " 7. Extra lugs on Pendulum Lever FCD.98 " " " " " 8. Stiffened flanges on bottom support bracket FCD.94 " " " " " 9. Horn Button DCD.126 - not available for 26-G-VI. will be incorporated on the 6 Production cars. 10. Modified controls, deleting Ignition control levers FCD.103 not available for 26-G-VI. Will be incorporated on the 6 Production cars. 11. Roller Follower produced by Messrs Hoffmanns. Also on the 6 production cars. 12. Centre Steering Lever GW.1600 with Side Strg. tube to suit " " " " " " 13. Springs for rear S.S. tube joint FW.1472 " " " " " " 14. Yoke pieces giving 1/2° castor angle. " " " " " " 15. Floorboards in Balso Wood Ply. " " " " " " 16. Raised front engine mounting off set to N.S.1.875 " " " " " " 17. Rear Engine Mounting GCD.162 " " " " " " continued. | ||