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).
Crankcase design changes and a work stoppage on the 30 HP engine.
| Identifier | WestWitteringFiles\D\October1919\ Scan1 | |
| Date | 13th October 1918 | |
| AM/AP CHASSIS & TAKES PRIORITY OVER GT MA ORIGINAL Ref: T3P RECEIVED 15 OCT 1918 RE 30 H.P. CRANKCASE. X.3235. RCVD/LOM{Mr Lombard}/CJB 13.10.18 You will recollect that we understand that the facing for the main bearing crankcase screws should be reduced. We send you herewith drawing No.L.1130. showing a cover in which the pitch circle of the studs are 8.1/2" dia. and smaller in diameter, and the studs are S.A.E. instead of B.S.F. Would you kindly incorporate this in your crankcase drawings. At the moment the 30 H.P. is stopped on account of urgent work for the American chassis. We have a scheme ready for the oil filler and breather, and when we have completed the crankcase drawings we shall have sent this, together with information for the starter motor cradle. RECEIVED 15 OCT 1918 | ||