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 drawings and their status for the EAC.10 engine project.
| Identifier | ExFiles\Box 65a\1\ scan0197 | |
| Date | 21th December 1927 | |
| BY.{R.W. Bailey - Chief Engineer} from E.{Mr Elliott - Chief Engineer} c. to BJ. R.{Sir Henry Royce} Hs.{Lord Ernest Hives - Chair} X7770 E1/M21.12.27. EAC.10 ENGINE. X.4663 X.7770 The following list is intended to give an exact idea of what information finally applies to EAC.10 of the new drgs. that have been issued. We are pushing on as rapidly as possible with the information required for completing EAC.10 Drg.No. | TITLE. | REMARKS. --- | --- | --- LeC.2444 | Valve tappets - revised Phantom rollerless. | Cancelled. " 2454 | Revised Phantom tappet levers. | Cancelled. " 2462 | Spring drive and slipper flywheel. | This drg. is OK. only in respect to the general information on the spring drive and slipper flywheel. The dimensions of the slipper flywheel are modified by a later drg. LeC.2472, also Exp:Dept: may yet ask for a different drive for the loose friction plate. " 2464 | Cyl.block and valve gear. | Water inlets changed over to steering side and longitudinal position of valve tappets revised. New drg. of head in preparation. Details of valve gear and cyl.block otherwise O.K. " 2466 | Conn. rod. | Cancelled by LeC.2488. " 2467 | Piston. | Applies to EAC.14 only. " 2468 | Oil pump and drive. | This drg. is OK. only in respect to oil pump and coupling but not position of same See later for new position and sch. of wheelcase drive which now driving water pump instead of dynamo. " 2469 | Con.rod banjo. | Cancelled. " 2470 | Wheelcase and gears. | Correct only for camshaft drive, air pump eccentric and detail(not position) of carrier wheel mounting. contd: | ||