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 components and modifications for No. 3 Unit.
| Identifier | ExFiles\Box 4\1\ 01-page228 | |
| Date | 26th January 1935 | |
| 26.1.35. No. 3 UNIT. (1) Camshaft to Lec.4120. E.56371. (2) Tappets reground, solid distance pieces. (3) Tappet springs as previously. (4) Valve springs Hs.{Lord Ernest Hives - Chair}1607. (5) Pistons E.6545/6, semi-split type. (6) Single plate clutch, N.sch.4229. (7) Lightened crankshaft Lec.4032. (8) New crankcase with modified water passages, Lec.4074. (9) New design of con. rod big end avoiding cross drilling. (10) Carbs. off existing chassis Unit No. 1. (11) Lodge type insulating plug cover. (12) Distributor to Lec.4177. (13) Thermostats to Sch.800. (14) Single plate clutch N.sch.4219. | ||