New, case-hardened radiator fixing to reduce wear on the Phantom model.
| Identifier | ExFiles\Box 66a\4\ scan0214 | |
| Date | 29th December 1925 | |
| RR 755 (10H) (DB {Donald Bastow - Suspensions} 130 12-9-24) MS 301225 48250 COMPLETED 18.1.26. STANDARDISATION of CHASSIS PARTS. Date 29.12.25. Description of Parts: Fixing for Radiator. Origin: To reduce wear. Experimental Test Report. On the previous 10,000 mile test on the Phantom, the radiator supporting spheres and bracket were badly worn. On 8-EX the spheres and bracket were case-hardened. After 10,000 miles there was no appreciable wear. Road Test Report. Run 10,000 miles on 8-EX. No appreciable wear at the finish of the test. Fitted to 11-EX. X No. 8250 Drawing No. Part List A Scrap and replace at all costs, including Chassis already delivered to customers. B Scrap and replace on Chassis in works. C Scrap present stock and replace on all Chassis not yet handed to test. D Use existing stock Alteration effective on future Chassis. Weight of Old Part. Weight of New Part. Difference per Car. Cost of Old Part. £ 7. 0d. Cost of New Part. £ 8. 0d. Difference per Car. £ 1. 0d. increase. Cost of Parts in Works which will be scrapped if commenced on:- Series.........£......... Series.........£......... Series.........£......... Signature of Mr. De LOOZE that above is correct. My/Rns. 11.1.26. SIGNATURES | DATE | REMARKS MR. JOHNSON | 18 Jan | agreed B Johnson MR. B. JOHNSON | 18/1/26 | agreed MR. ROYCE | 12.1.26 | Agreed, FHR. MR. WORMALD | 30.12.25 | Agreed. Wor. {Arthur Wormald - General Works Manager} MR. ROWLEDGE | 30.12.25 | Agreed. Rg. {Mr Rowledge} MR. DAY | 31.12.25 | Agreed. Da. {Bernard Day - Chassis Design} MR. BAILEY | 30.12.25 | Agreed, BY. {R.W. Bailey - Chief Engineer} MR. PLATFORD | 30.12.25 | Agreed, EP. {G. Eric Platford - Chief Quality Engineer} MR. ELLIOTT | 31.12.25 | Agreed. E. {Mr Elliott - Chief Engineer} MR. NORTHEY | 30.12.25 | Agreed, PN. {Mr Northey} MR. HIVES | 30.12.25 | Agreed. E.Hives. | ||
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).