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).
Parts list for an induction pipe with hotspot, enabling the use of an S.U. carburettor.
| Identifier | ExFiles\Box 121\4\ scan0140 | |
| Date | 20th October 1937 | |
| HPS.{Horace Percy Smith - Experimental Factory Mgr} Rm.{William Robotham - Chief Engineer} 1487 BY/NS.{Norman Scott}1/G.20.10.37. INDUCTION PIPE WITH HOTSPOT. Please receive herewith two blueprints of the following, and an extra print of part marked @ :- @ Ex.S.199 Hotspot 1 off. Ex.S.200 Cover for Hotspot 1 off. Ex.S.201 Cover for Hotspot 1 off. The above pieces have been detailed to enable a S.U. (Horizontal type) carburettor to be used as an alternative to the down draught (Stromberg). The following standard existing parts will also be required :- KB.754 Stud. 28 off. KB.855 Stud. 2 off. K.4310 Nut. 28 off. K.4010 Nut. 2 off. K.9008 Washer. 28 off. K.9010 Washer. 2 off. Please instruct one set off the above. These parts are for use in conjunction with S.CD.69. BY/NS.{Norman Scott} NS{Norman Scott} | ||