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 sheet detailing special features for the 3.B.IV chassis.
| Identifier | ExFiles\Box 123\4\ scan0377 | |
| Date | 19th July 1938 | |
| 19th. July 1938. 3.B.IV CHASSIS SPECIAL FEATURES. High engine mounting R.R. Engine 1. Cyl. head with increased inlet ports. 2. Camshaft in S/ZN. 3. Crankshaft V.C.M. 2 oil holes per pin. 4. Main bearings in AC.6 die cast. Liners in R.R.56. 5. Big ends in AC.6. Liners R.R.56. 6. Large capacity oil pump. 7. Delco Remy ignition. Radiator. Fixed shutters and thermostat in cyl. head. Clutch Centrifugal assistance. Rear Axle 10 x 43. 6.50 x 17 tyres, short pendulum lever. Stiffened axle shafts. Girling rear brakes. Frame Supporting frame underneath main members. Gearbox Fitted with overdrive. | ||