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 engineering parts with associated status updates and modification notes.
| Identifier | ExFiles\Box 65a\1\ scan0198 | |
| Date | 25th November 1927 | |
| -2- Lec.2471 Oil filter. | Cancelled. " 2472 Slipper flywheel mods. | OK. " 2473 Oil level indicator. | All information on this scrapped except small detail of front end of suction pipe. " 2474 Magneto to bracket. | Cancelled - further drg. will be sent shewing magneto mounted on opposite side to steering. " 2475 Magneto driving shaft. | Cancelled. " 2478 Vacuum pump. | OK. in respect to vacuum pump only. " 2479 Valve springs. | OK. " 2481 Cyl. dowelling. | OK. except that water inlet is moved to steering side of engine on both blocks. " 2483 Oil gallery pipe fitts. and relief valve. | OK. except that crankcase has been altered in dimensions and shape since. " 2484 Oil gallery pipe. | OK. except that crankcase has been altered in width wince drg. made. " 2485 Engine suspension. (rubber blocks). | Requires modifying to round rubber blocks as on EAC.14. " 2486 Duralumin bearing cap. | OK. except design requires modification to allow more draw for duralumin forging. " 2488 Crankshaft and conn. rod. | It will be remembered that in memo. E1/M25.11.27 we arranged for certain lengths and clearances for main bearings and bushes on the cranks. We adhere to this for EAC.10. " 2489 Conn. rod banjo for Lec.2488 | OK. " 2490 'Y' metal pistons. | Applies now to EAC.14 only. " 2491 Oil sump & filter. | OK. " 2494 Piston - single cross web. | OK. except for mods. shewn on Lec.2499. contd :- | ||