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).
Design position status report for the Wraith II chassis components.
| Identifier | ExFiles\Box 161a\4\ scan0184 | |
| Date | 2nd February 1937 | |
| ITEM. DESIGN POSITION. WRAITH II CHASSIS. Four door saloon "E" steering 1/16" scale. Completed. Redesigned ignition governor and distributor. Put aside. Modified rear spring pad. In hand. Petrol pumps. Completed 15.1.37. Conventional type rear axle casing - 1.625" hypoid. 8/37 ratio. Completed 1.2.37. Cheapened radiator. In hand. Investigation into changes of material for various gearbox parts, to reduce cost. In hand. Revised engine - flat ended tappets. Completed 1.2.37. " " dynamo and oil pump drives. Completed 2.2.37. " " Water pump bend and bracket. In hand. " " Water pump and drive. In hand. " " Spring drive and slipper wheel. In hand. " " Cylinder, cylinder head, camshaft, tappets and rocker mechanism. Completed 1.2.37. " " Valve lift diagram and calculations for .300" cam lift. Completed 2.2.37. " " Oil pump. In hand. " " Controls on engine. In hand. " " Rear end of crankcase. In hand. " " Starter motor reduction gear. In hand. | ||