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 report on the design of the Spectre engine, listing completed sections and their scheme numbers.
| Identifier | ExFiles\Box 4\1\ 01-page028 | |
| Date | 2nd February 1934 | |
| x4694 To WCR. from E/Lid.{A. J. Lidsey} E/Lid.{A. J. Lidsey}1/HP2.2.34. c. Hs.{Lord Ernest Hives - Chair} By.{R.W. Bailey - Chief Engineer} By/SS.{S. Smith} SpectreCodename for Phantom III - Progress of Design. The present position of design work on the SpectreCodename for Phantom III engine is as follows. Items crossed off with a red line are completed and issued. SECTION SCHEME NO. Crankcase and cylinder block, cylinder liner construction, camshaft and bearings, tappet mechanism, main bearings. Lec.3782. Camshaft drive, ignition distributor drives, oil pump drive. Lec.3745. Water pump and drive, position of dynamo and starter motor. Lec.3778. Starter motor and housing, rear end of crankcase, starter motor gear ratio, oil retainer for rear end of rear main bearing. Lec.3779. Oil temperature regulator and its water and oil pipe connections. Lec.3756. Idler gear, dynamo drive gear, eccentric mounting for dynamo drive pinion. Lec.3772. Crankshaft and balance weights - arrangement of crankshaft oil passages. Lec.3770. Pistons, piston grinding, gudgeon pin fit and piston rings. Lec.3737. Connecting rods, big end bearings, oil feed to gudgeon pins and big end bearings, split pinning of connecting rod bolts, cylinder liner dimensions. Lec.3728. Path outline of connecting rods. Lec.3729. | ||