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).
Test results and standardization status of various automotive parts.
| Identifier | ExFiles\Box 91\2\ scan0360 | |
| Date | 18th September 1937 | |
| 13. Bm/INS.1/WR.18.9.37. Ref. Description of Part. Result of Test. Bm.260 Valve springs 'B' side. Produced by Tempered Spring Co. recently standardised as alteration for Bentley. These were satisfactory, but are awaiting experience on production Bentleys before standardising. C.5461. D.88788. Aluminium hot spot to replace cast iron. Standardised with four port cylinder heads. LCP.H. 88088. Air silencer with increased number of rivets and rear support deleted. Burgess element fitted. Standardisation sheet to be issued. Ex.27901. Aluminium distance piece for water pump coupling. Standardisation sheet to be issued. E.86982. Fine grain Fabroil idler wheel. Marked reduction of wear. To be standardised when satisfactory cost figure can be obtained. Bm/Std. 'Palmetto' packing in water pump gland. Standardisation sheet to be issued. Lec.5665 Mod. Oil Strainer with additional support for gauge. Standardisation sheet to be issued. | ||