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).
Progress and specification report on various 8-cylinder engine units and components.
| Identifier | ExFiles\Box 161a\1\ scan0046 | |
| Date | 30th August 1939 | |
| -5- HPS{Horace Percy Smith - Experimental Factory Mgr}/WSC.{W. S. Cassel}5/BA.30.8.39. Remarks. Conventional 8 No.1 Unit - cotd. 6. EB.4506 Induction Pipe. 7. EB.4713/4 Exhaust Manifolds. 8. EB.4599 Camshaft. 9. Rm.{William Robotham - Chief Engineer}576 Flywheel. 8 Cylinder High Power Alum Engine. New Unit, new pattern of Top Half and Cylinder Head. To have preferential treatment over the Conventional Unit. EB.5079 Crankcase and Cylinder. EB.5100 Cylinder Head. EB.5109 Exhaust Valves. EB.5107/8 Inner and outer valve Springs. Patterns promised for 17.9.39. B.60 Cast Iron Units. No.1 - On test fitted with Chain Driven Camshaft. No.2 - Fitted in 1.B.50 Chassis. No.3 - On test for Development running. No.4 - In shop for mod. prior to fitting to 3.B.50. Passing to test 30.8.39 with temporary Water Pump. Pattern for Water Pump received from Birmingham 30.8.39 Castings and completion to be urged. No.5 - New Unit, in accordance with revised specification, HPS{Horace Percy Smith - Experimental Factory Mgr}/WSC.{W. S. Cassel}1/BA.25.8.39, the main items being, 1. EB.4919 Crankcase T.H. and Cylinder. 2. EB.4685 Crankshaft. 3. FD.{Frank Dodd - Bodies}429-439 Crankshaft Damper. Wraith type. 4. EW.1967 Aerolite pistons. 5. EB.3844 Cylinder Head. 6. EB.5051 Rocker Cover PD.430 Oil Filler incorporated. 7. Ex.33420 Exhaust Valves - solid stem. 8. Ex.33974 Camshaft. 9. EB.5009 Wheelcase. 10. EB.3813/4 Exhaust Manifolds. 11. EB.5020 Breather connection. 12. GB.5303 Flywheel. Crankcase T.H.Casting in operation. Crankshaft Forging in operation. We anticipate completing this unit by the end of Sept. continued. | ||