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).
Modifications to the Spectre single plate clutch and its associated components.
| Identifier | ExFiles\Box 93\3\ scan0012 | |
| Date | 5th November 1934 | |
| [Handwritten] GRY{Shadwell Grylls} x4694 3/2 To BY.{R.W. Bailey - Chief Engineer} from Da.{Bernard Day - Chassis Design} Da.{Bernard Day - Chassis Design}1/HP.5.11.34. c. -Wer. E.{Mr Elliott - Chief Engineer} Hs.{Lord Ernest Hives - Chair} Hdy.{William Hardy} RHC.{R. H. Coverley - Production Engineer} SpectreCodename for Phantom III - Single Plate Clutch. Herewith are N. Sch's 4249/50 showing the clutch casing belonging to N. Sch. 229, single plate clutch, and also the revised engine rear support. The clutch actuating shaft is the same as now, and is assembled the same way. The holes in the frame cross for the rear engine support are modified, and possibly the holes in the cross web for clearing the clutch operating lever. We shall be sending the correction to the pedals which is only slightly modified immediately. Da.{Bernard Day - Chassis Design} | ||