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).
Drawing of the No.2 crankpin and the upper crankcase between bearing housings 2 and 3.
| Identifier | ExFiles\Box 146\3\ scan0220 | |
| Date | 10th December 1926 | |
| CHASSIS B'74GA VILEBREQUIN MANETON N.2 N°2 CRANKPIN. A B .750 AREA OF "FLAT" .825 1".9985 a b c SECTION A B DIA: a= 1"997 b= 1"997 c= 1"997 CARTER SUPÉRIEUR MOTEUR VUE INTÉRIEURE ENTRE PALIERS INTERMÉDIAIRES Nos 2 & 3 UPPER HALF OF CRANKCASE. INTERIOR VIEW BETWEEN Nº 2 & 3 BEARING HOUSINGS. 2".000 .150 1".750 1".500 PARIS 10-12-26 | ||