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).
Failure of B.60 type tappets during an engine endurance test and requesting their replacement.
| Identifier | ExFiles\Box 97\4\ scan0169 | |
| Date | 10th November 1938 | |
| y 400b. To HPS.{Horace Percy Smith - Experimental Factory Mgr} From Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}11/mH.{M. Huckerby} 10.11.38. 8.B.V. (No. 5 UNIT). Yesterday we had two B.60 type tappets fail on the endurance of the B.60 engine. In view of this, therefore, will you please remove the B.60 type of tappets from the above car and replace by standard Wraith tappets and push rods. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} | ||