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).
Requesting instructions on the specifications for five Goshawk II carburetters for a Works' chassis.
| Identifier | ExFiles\Box 5\4\ 04-page032 | |
| Date | 4th November 1921 | |
| To Hs.{Lord Ernest Hives - Chair} from BY/Bhn. X4228 BY/Bhnl/DB.{Donald Bastow - Suspensions}4.11.21. RE 'GOSHAWK II' - CARBURETTER. D.O.P. E.50675. 5 CARBURETTERS FOR WORKS' CHASSIS With reference to the five carburetters for the Works' chassis, will you please inform us on the following points:- 1. Shall we instruct the .150 higher jets as shown on small arrgt: drawing E.50645? 2. Particulars of grooves on low speed valve. 3. Particulars of grooves on high speed valve. 4. Which suction chamber air valve spring should be used. E.50643 - 18.S.W.G.(.048") wire. E.50644 - 17.S.W.G.(.056") wire. E.50645 - 17.S.W.G.(.056") wire. 5. Which thickness of float should we instruct:- E.50673/6 - 30.S.W.G. (.0124") thick. E.50674/7 - 31.S.W.G. (.0116") thick. E.50675/8 - 32.S.W.G. (.0108") thick. 6. Should the starting carburetter parts be instructed? If there are any other features which you think should be instructed in these carburetters, will you please report. BY/Bhn. | ||