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).
The work in production for various vehicle components and projects.
| Identifier | WestWitteringFiles\N\2October1925-December1925\ Scan63 | |
| Date | 14th October 1925 | |
| R.R. 493A (50 H) (D.D. 31, 12-6-25) J.H.D. EXPERIMENTAL REPORT. Expl. No. REF:S8/LG14.10.25. WORK IN PRODUCTION IN THE EXPL: DEPT: ORDER OF URGENCY EAC.1. ENGINE MOUNTED ON SUBFRAME. Instructions for carrying subframe in chassis incomplete. EAC. 3-SPEED GEARBOX. Gearbox prepared but owing to the design for servo and engine coupling being incomplete, it is impossible to fit box to chassis. LeC.1677-9. 2 EAC. STARTER MOTOR. Flywheel type starter motor with latest reduction gear to LeC.1951. 2 machines up to EFC. for test. 1 EAC.1. CHASSIS. This chassis is in course of erecting using 'V' series engine and gearbox otherwise in accordance with original EAC.1. instructions. EAC.1V. Certain instructions were issued from WW. for an EAC. engine and gearbox - unit constructions, but no instructions have reached the Expl: Dept: NEW PHANTOMCodename for PHANTOM I 3 FRONT AXLE. Modification to the std. front axle to reduce weight to N.sch's 2055 and 2063. 4 FLYWHEEL AND CLUTCH. Lightened flywheel and clutch to LeC.2102. Drive being transmitted through Ferodo Disc. 5 PISTONS. Alternative schemes for securing gudgeon pin in Pistons to LeC.1758. This was originally instructed for 40/50 but is being carried out on the present contd :- | ||