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).
Modifying an American carburetor by reducing its choke diameter.
| Identifier | ExFiles\Box 102\1\ scan0288 | |
| Date | 27th May 1935 | |
| -2- Hs{Lord Ernest Hives - Chair}/GR.{George Ratcliffe}9/KW.27.5.35. Owing to the fact that this American carb. has an integral cast choke of 1.5/16" dia., it was found impossible to reduce. By reducing the choke diameter, this fault would probably be cured, as the depression at the main diffuser tube would be increased slightly at the low speeds, thus drawing the main into action earlier. Hs{Lord Ernest Hives - Chair}/G.Ratcliffe. | ||