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 engine components and production updates for various engine units.
| Identifier | ExFiles\Box 161a\1\ scan0008 | |
| Date | 12th July 1939 | |
| - 5 - No.6 - B.80 - contd. 2. EB.4575 Crankshaft, with nose end to EB.4104 to suit original harmonic damper. 3. EW.2121 Split skirt pistons. 4. EB.4098 Cylinder Head. 5. EB.4512 Camshaft. 6. Ex.33420 Solid stem exhaust valves. 7. EB.4835 Induction pipe to ECD.1298. 8. EB.4291/2 Exhaust Manifolds. 9. Rm.{William Robotham - Chief Engineer}576 Flywheel. 10. R.R.Ignition Distributor. No.7. New Unit which will be required for the Silver Dawn 80 Chassis No.33.G.VII. The following are the main items. 1. EB.4670 Crankcase T.H. and Cylinder. 2. EB.4575 Crankshaft, nose end to EB.4101. 3. EB.3916 Standard Aerolite pistons with tin plated rings as B.V. production. 4. Ex.29697 Connecting Rods. 5. EB.4098 Cylinder Head. 6. Ex.33420 Exhaust Valves - solid stem. 7. EB.4512 Camshaft. Conventional 8 No.1 Unit. New Unit in accordance with specification issued in HPS{Horace Percy Smith - Experimental Factory Mgr}/WSC.{W. S. Cassel}1/BA.4.5.39 the main items being, 1. EB.4600 Crankcase and Cylinders. 2. EB.4575 Crankshaft .4% Carbon steel 3. EB.4740 Pistons - tin plated rings. 4. EB.4532 Cylinder Head. 5. EB.4540 Rocker Cover. 6. EB.4506 Induction pipe. 7. EB.4599 Camshaft. 8. EB.4713/4 Exhaust Manifolds. 9. Rm.{William Robotham - Chief Engineer}576 Flywheel. Shardslows promise delivery in early July. Anticipate passing to test by the end of the 2nd week of July - Subject to Crankshaft being available. Information required from Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} re Valve Springs. Anticipated date of completion 2nd week in August. continued. | ||