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).
Standardisation sheet for the 40/50 HP chassis, listing parts not yet fitted to production chassis.
| Identifier | ExFiles\Box 29\2\ Scan120 | |
| Date | 1st December 1926 | |
| 1st. December 1926. 40/50 HP. CHASSIS - STANDARDISATION SHEETS. PARTS NOT YET FITTED TO PRODUCTION CHASSIS. Date Issued | Title | Date Completed | Series where brought in | Chassis to Test --- | --- | --- | --- | --- 30.4.26. | Petrol Tank with Improved Side Filler | 2.6.26. | C-2-A | 15.1.27 31.5.26. | Moulded Redmonal Coil Case | 14.6.26. | C-2-A | 15.1.27 6.7.26. | Aluminium Induction Pipe and Bend in place of Cast Iron | 10.8.26. | C-2-B | 23.4.27 6.7.26. | Carburetter made in Alum. instead of bronze. | 10.8.26. | C-2-B | 23.4.27. 6.9.26. | Wheels with Wellbase Rims and 6.75 Tyres | 18.9.26. | C-2-A | 15.1.27. 16.9.26. | Ignition Coil with finer Primary Winding. | 19.10.26. | C-2-A | 15.1.27 22.9.26. | Servo Balance Links | 29.10.26. | C-2-B | 23.4.27 22.9.26. | Oil Relief Valve | 20.10.26 | D-2 | 30.7.27 22.9.26. | Dust Excluders on New Type Front Axle | 20.10.26. | C-2-A | 15.1.27 23.9.26 | Lightened Type Front Axle | 11.11.26 | C-2-A | 15.1.27 23.9.26 | Ignition Governor - Oil Relay Piston using Metal Packing Rings. | 20.10.26. | D-2 | 30.7.27 23.9.26 | Fan with Duralumin Blades | 18.10.26. | D-2 | 30.7.27 23.9.26 | Steering Column Anti-Rattle Device | 19.10.26 | C-2-A | 15.1.27 23.9.26 | Rear Axle with 1" wider track | 26.10.26 | C-2-A | 15.1.27 23.9.26 | Solid Key Type Bottom Tappet | 19.10.26. | C-2-B | 23.4.27 | ||