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).
Specifications for an induction system and notes on crankshaft and piston modifications.
| Identifier | ExFiles\Box 92\6\ scan0006 | |
| Date | 16th June 1936 | |
| -2- Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}12/KW.16.6.36. Induction System. To suit 4-port heads, with exhaust heated hot-spot LeC.5047. Other than the above, the unit as standard specification. We shall be glad if you will build up a new unit and call it No.12. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} Crankshaft LeC.5230 9/9/36. Small pins and halls metal big end bearings Hall's metal A.C.I main bearings Lightened liners. Some cheap, some expensive Aerolite pistons if these give any power increase. | ||