Letter to The S.U. Co. Ltd. requesting experimental carburetor needles with specific dimensions for a 3½ litre Bentley.
| Identifier | ExFiles\Box 31\5\ Scan133 | |
| Date | 27th December 1933 | |
| 71687 Exptl. Dept. HS {Lord Ernest Hives - Chair} /CTS. {C. Trot Salt - Carburation} 25/KW. 27th Dec., 1933. The S.U. Co., Ltd., East Works, Bordersley Green Road, Adderley Park, Birmingham, 9. For the attention of Mr. Von de Beck. Dear Sir, We are finding that with the lower air temperature at this time of the year slight adjustment is necessary to carburation of our 3½ litre Bentley. Will you kindly make three experimental sets of needles to the following dimensions :- 1 2 3 4 5 6 7 8 9 10 11 89 84.3 80.7 77.5 75 75 71 69.2 67.5 66 64.5 We will be obliged if you can let us have these as soon as possible. Note. Dimensions are marked in thous of an inch at intervals of .125 from the top of the needle. Yours faithfully, For ROLLS-ROYCE LTD. | ||
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).