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 of a modified distributor head and base to provide better ventilation and reduce corrosion.
| Identifier | ExFiles\Box 172\3\ img084 | |
| Date | 19th December 1925 | |
| RR 755 (10M) (DB{Donald Bastow - Suspensions}130 12-9-24) MS 301225 ORIGINAL COMPLETED 27.1.26 STANDARDISATION OF CHASSIS PARTS. Date 19.12.25 Description of Parts: Modified dist. head and base to Lec. 2121 and D.71005/6 providing for better ventilation. Origin: To reduce corrosive effects of nitrous gases generated in the distributor. Experimental Test Report. EPC6/T11.9.25(extract) "Various bench tests have proved that the rusting of the steel parts and corrosion of the metal parts which occurs in the distributor head is considerably reduced by the provision of more ventilation". Road Test Report. Run 10,000 miles on 8-EX car in France. Fitted to 7-EX and 11-EX. Run 2000 miles. No trouble - recommended for standardisation. Weight of Old Part. Cost of Old Part. £ Weight of New Part. Cost of New Part. £ Difference per Car. £ X No. 8691 Drawing No. D.71005/6 Part List A Scrap and replace at all cost, 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. Cost of Parts in Works which will be scrapped if commenced on:- Series ...... £....... Series ...... £....... Series ...... £....... Signature of Mr. De LOOZE that above is correct. SIGNATURES | DATE | REMARKS MR. JOHNSON | 27.1.26 | Agreed. C.Johnson. MR. B. JOHNSON | 27.1.26 | Agreed. B.J. MR. ROYCE | 12/1/26 | Agreed LHR. Such acids will not corrode. MR. WORMALD | 21.12.25 | Agreed. Wor.{Arthur Wormald - General Works Manager} Staybright Standardise. MR. ROWLEDGE | 21.12.25 | Agreed. Rg.{Mr Rowledge} MR. DAY | 23.12.25 | Agreed. DA.{Bernard Day - Chassis Design} MR. BAILEY | 22.12.25 | Agreed. BY.{R.W. Bailey - Chief Engineer} MR. PLATFORD | 21.12.25 | Agreed. EP.{G. Eric Platford - Chief Quality Engineer} MR. ELLIOTT | 23.12.25 | Agreed. E.{Mr Elliott - Chief Engineer} MR. NORTHEY | 23.12.25 | Agreed. PN.{Mr Northey} MR. HIVES | 26.1.26 | Agreed. E.Hives. | ||