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 camshaft with increased valve lift and timing.
| Identifier | ExFiles\Box 102\5\ scan0118 | |
| Date | 5th January 1932 | |
| RR 755 (10H) (8459. 24-10-30) 6/3185. COMPLETED. 16.2.32. X5090. STANDARDISATION of CHASSIS PARTS. Date 5.1.32. Description of Parts. CAMSHAFT .050" INCREASED VALVE LIFT. 110.5° BETWEEN CAMS. Origin. To give increased H.P. Experimental Test Report. Road Test Report. Fitted to 18.G.IV. for tests in France. Fitted to 18.G.IV. and ran 10,000 miles in France. Condition of camshaft is very good. There has been no sign of any troublesome features. X No. 5090. Drawing No. 54371. Sch. 1542/3. 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. Negligible Signature from Cost Dept. that above is correct. GRH 16/2/32 H Lbury Cost of Old Part. £ - Cost of New Part. £ - Difference per Car. £ negligible Cost of Parts in Works which will be scrapped if commenced on:- Series.........£...... Series.........£...... Series.........£...... INITIAL DATE REMARKS SG.{Arthur F. Sidgreaves - MD} 15-2-32 Agreed Sg.{Arthur F. Sidgreaves - MD} R.{Sir Henry Royce} 14.1.32 Agreed FHR. WOR.{Arthur Wormald - General Works Manager} 6.1.32. Agreed Wor.{Arthur Wormald - General Works Manager} C. 7.1.32. Agreed C. RG.{Mr Rowledge} 7.1.32. Agreed Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} 11.1.32. Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} 7.1.32. Agreed BY.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} 6.1.32. Agreed EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} 11.1.32. Agreed AE. PN.{Mr Northey} 7.1.32. Agreed PN.{Mr Northey} HS.{Lord Ernest Hives - Chair} Agreed Hs.{Lord Ernest Hives - Chair} | ||