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).
Recommended form of centre section of manifold for a single carburettor 4 or 6-cylinder engine, by The S.U. Co.
| Identifier | ExFiles\Box 121\3\ scan0116 | |
| Date | 12th November 1940 | |
| ALT. ALTERED FROM REASON DATE File. I.V. Carbs 1031. (EO) about 3/16" Rib. A 3/16" 1" Bore about 1" 5/8 1 Bore Entry. Approximate extent of exhaust hot spotting. B Dimensions suitable 8 HP 4-cyl. Section on AB viewed in direction of entry. Recommended form of Centre Section of manifold for Single carb 4-or-6-cyl engine THE S.U. Co. ADDERLEY PARK, B'HAM. PART NO. DRAWN Mm DATE 12/11/40 J.{Mr Johnson W.M.} A.{Mr Adams} R.{Sir Henry Royce} & Co. | ||