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).
Log of continued modifications and component updates for the 20/25 HP chassis.
| Identifier | ExFiles\Box 154a\3\ scan0040 | |
| Date | 3rd March 1932 | |
| -2- BY/Mtg/8/N.3.3.32 Cont'd.{John DeLooze - Company Secretary} Date Issued. Stn.Sht. No. Title. Date completed. Series where brought in. Chassis to test 20/25 HP. Chassis Cont'd.{John DeLooze - Company Secretary} 5.1.32 X.5090 Camshaft .050 increased valve lift - 110.5° between cams. 16.2.32 181 in 'T' 19.3.32 4.1.32 X.4642 Exide battery type 6 XSM. 7-1L in moulded ebonite container with lid.{A. J. Lidsey} 16.2.32 181 in 'T' 19.3.32 5.1.32 X.6058 Ignition coil to D.72503 but having 21,000 turns of 44 SWG. wire on secondary. 16.2.32 181 in 'T' 19.3.32 4.2.32 X.6120 Battery ignition distributor with mods. 2.3.32 181 in 'T' 19.3.32 4.1.32 X.6043 Metal battery box - lead coated after assembly. 10.2.32 181 in 'T' 19.3.32 4.1.32 X.5230 Exhaust Valves. 16.2.32 181 in 'T' 19.3.32 6.1.32 X.5305 R.A.D.11 Ferodo clutch lining - Scarf joint chemically bonded. 13.2.32 181 in 'T' 19.3.32 7.1.32 X.5060 Valve springs E.57353 with new washers & guides. 16.2.32 181 in 'T' 19.3.32 8.1.32 X.3898 Kays No.81 oil can. 16.2.32 When available. When available. 8.1.32 X.3898/4400 Enots "Autolub" grease gun No.5A. 5.2.32 When available. When available. 9.1.32 X.5410 Rolled eye - front and rear spring fitted with plain grooved washers. 5.2.32 181 in 'T' 19.3.32 | ||