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).
Specification note for fitting self-adjusting tappets to Spectre units.
| Identifier | ExFiles\Box 96\2\ scan0023 | |
| Date | 5th February 1935 | |
| To RHC.{R. H. Coverley - Production Engineer} +354 Hs{Lord Ernest Hives - Chair}/Swdl.{Len H. Swindell}2/KW.5.2.35. SpectreCodename for Phantom III. This note is to confirm that you will fit the latest type of self-adjusting tappets to Nos. 1 and 2 units, as carried out on No. 3 unit. The following is the specification for the job :- (1) Hs.{Lord Ernest Hives - Chair}1495 eccentrics in cast-iron. (2) Hs.{Lord Ernest Hives - Chair}1567 Rocker shafts, hardened and copper deposited. (3) E.84827 Distance pieces between eccentrics. (4) E.85321 Plunger return springs. (5) E.85908/9/10 Plunger casings. (6) Hs.{Lord Ernest Hives - Chair}1651 Plunger body. (7) Hs.{Lord Ernest Hives - Chair}1496 Metering screw. Other parts to LOP. E.85337. (8) E.86288 Inlet valve S/SLV. } Lightened type. (9) E.86289 Exhaust valve KE.965. } Hs{Lord Ernest Hives - Chair}/L.H.Swindall. | ||