Suggested specification for the 6-B-IV model, detailing engine and chassis components.
| Identifier | ExFiles\Box 83\1\ scan0002 | |
| Date | 22th May 1935 | |
| To Sg. {Arthur F. Sidgreaves - MD} A Wor. {Arthur Wormald - General Works Manager} c. to E. {Mr Elliott - Chief Engineer} c. to By. {R.W. Bailey - Chief Engineer} The following is a suggested specification for 6-B-IV :- ENGINE UNIT. (1) Large bore engine. (2) 20/25 crankcase. (3) Small ventilated high speed dynamo. (4) Double rocker cover. (5) Lead bronze bearings. (6) Larger carburetters. (7) 10" Borg & Beck clutch. CHASSIS. (1) Centrally mounted wings and radiator. (2) Bumper bar. (3) 14" lightened drums, reduced arc of embrace, H.Schemes 4424 & 4452. (4) Springs shackled at the rear. (5) Strengthened pivots. (6) Higher bottom gear. (7) Plain bonnet with flip-flap shutters. (8) Noise insulated dashboard to Lec.4490. (9) More flexible road springs (10) Roll rod. Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} | ||
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).