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 report for exhaust valves E.53158, replacing a failed part following tests.
| Identifier | ExFiles\Box 6\7\ 07-page088 | |
| Date | 16th April 1930 | |
| STANDARDISATION of CHASSIS PARTS. Description of Parts. EXHAUST VALVES E.53158. S/SLV. Origin. To replace Firth's H.R.Steel E.55393 which failed during tests in France. Experimental Test Report. Run 9,000 miles without failure. This is the previous standard material which has given no trouble. Road Test Report. Fitted to Goshawk Chassis and run 2000 miles without showing any sign of failure. [Box on right] X No. Y1474 / 5230 Drawing No. E.53158 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. £ Cancelled by investigation Cost of New Part. £ Part No X 1474. Difference per Car. £ /// Cost of Parts in Works which will be scrapped if commenced on :- Series.........£....... Series.........£....... Series.........£....... Signature from Cost Dept. that above is correct. GTRL 14/5/30. INITIAL | DATE | REMARKS T20/5/30. BJK. S.G. | 21-5-30 | agreed S.G. R.{Sir Henry Royce} | 29.4.30 | Agreed p.p.R. Rg.{Mr Rowledge} By.{R.W. Bailey - Chief Engineer} -Hs.{Lord Ernest Hives - Chair}& E.{Mr Elliott - Chief Engineer} absent in France. WOR.{Arthur Wormald - General Works Manager} | 17.4.30 | Agreed Wor.{Arthur Wormald - General Works Manager} RG.{Mr Rowledge} | 17.4.30 | Agreed Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 17.4.30 | Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 17.4.30 | Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 24.4.30 | Agreed. No cars to be passed unless as above. present exh. H.R. steel to be changed. Arranged Hn.{F. C. Honeyman - Retail orders} and Sft.{Mr Swift} EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 17.4.30 | Agreed AE. PN.{Mr Northey} | 24.4.30 | Agreed PN.{Mr Northey} CWB. | 17.4.30 | Agreed C. HS.{Lord Ernest Hives - Chair} | 17.4.30 | Agreed. [Stamp 1] H.P. CHASSIS 22 MAY 1930 [Stamp 2] RECEIVED 21 MAY 1930 J.C. | ||