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).
Broken white metal in a forked connecting rod discovered during the installation of a new experimental clutch.
| Identifier | ExFiles\Box 96\3\ scan0109 | |
| Date | 24th August 1936 | |
| Hs{Lord Ernest Hives - Chair}/Rm{William Robotham - Chief Engineer} c E c By c Sft{Mr Swift} from Mx{John H Maddocks - Chief Proving Officer} Rm{William Robotham - Chief Engineer} x360 Mx{John H Maddocks - Chief Proving Officer}5/T24.8.36 34-EX In connection with the fitting of the new Experimental type clutch to this car, it was necessary to dismantle the crankshaft for this purpose, and we find the white metal in the forked connecting rod in which the strap rod runs, has broken up, and during the dismantling the white metal has fallen out, and we shall be unable to replace the rods in this condition. These rods have run 20,000 miles. They are the standard Marine type rod as fitted to Production chassis and were supplied by Experimental Dept. They are laid out in the Test Dept. for inspection, will you please arrange to see them and decide what action shall be taken. Mx{John H Maddocks - Chief Proving Officer} | ||