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).
List of required features and modifications for a car model, possibly for export to France.
| Identifier | ExFiles\Box 174\3\ img193 | |
| Date | 1st June 1939 | |
| -2- Hmll/R.1.6.39. are:- (1) Light drums. (2) Light Suspension levers. (3) New engine unit with dry liners. (4) Lucas Starter Motor. (5) 3-layer Vandervell big-end bearings if proved to be satisfactory. (6) Should also have the lightest possible exhaust system, the Burgess if this can be made to give the necessary degree of silence. (7) Automatic Starter device as designed on the lines of the one fitted to 25-G.{Mr Griffiths - Chief Accountant / Mr Gnapp} (8) The engine will, of course, have the Wraith camshaft which can be in cast iron. This programme obviates the necessity of building two Ripples with Rolls-Royce radiators and, therefore, the Ripple already instructed should have the specification modified by N.R.C. to include all the parts which are being sent to France. 3.B.50. An endeavour should also be made to get this car over to France before the end of July. The main features required to be fitted to it are:- (1) A properly designed cheap and light front and rear engine mounting. (2) Cheapest and lightest exhaust system we can produce. (3) Mechanical petrol pump. (4) Latest spring drive parts with the necessary wheelcase casting. (5) Two S.U. Carburetters. (6) The correct camshaft for idling. (7) The electric oil gauge. (8) A satisfactory engine breathing system. (9) A reliable water pump bearing. (10) The best compromise for body mounting evolved by Caswell. (11) A cheap Lucas dynamo and starter motor to be available. (12) A correct wiring scheme with the R.R. distributor. Rm.{William Robotham - Chief Engineer} | ||