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).
Instructions to replace a Venturi cylinder head with a standard one and replace rear end felts due to a suspected lack of power.
| Identifier | ExFiles\Box 108\2\ scan0111 | |
| Date | 20th June 1938 | |
| γ 600 To HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} c. Rm{William Robotham - Chief Engineer}/Wym.{G. Harold Whyman - Experimental Manager} Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}1/MH.{M. Huckerby}20.6.38. 28.C.VI. Will you please carry out the following on the above car when it comes into the shop. (1) Venturi type cylinder head to be removed and valve seats inspected for warping. Refit a standard cylinder head as the above is suspected of lack of power. (2) Replace rear end felts by Palmetto gland packing whilst new clutch is being fitted. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} | ||