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).
List of failed or tested vehicle components, detailing mileage and test conditions.
| Identifier | ExFiles\Box 27\2\ Scan400 | |
| Date | 1st December 1933 | |
| -3- Section burnt exhaust down pipe, off Trials car B-7-AE, 32,000 miles. Stub axle (Bentley) broken after 35,171 miles on official 10,000 miles test, 20,000 miles in France. Front axle (Bentley) section of broken axle Y.G.4993.B. Cylinder (Bentley) - section showing water way. Rear axle tube, broken flange (Bentley). Rear axle (Bentley) - broken differential gears. Section of Ph.II crankshaft. Spring drive (bentley), pressure plate failure. Spring drive (Bentley), 2 cotton ducks. Timing gears 3. "Celoron". 1. Delco-Remy 12-volt coil, supplied for use with 12-cyl. Cadillac distributor. 1. Delco-Remy automatic choke control box for 8-cyl. Buick. 4. Lodge sparking plugs. X.318. Burnt out after 2,000 miles. 3. Lodge sparking plugs. X.335. 11,000 miles in France, 4,000 miles on Ethyl. 5. Other plugs, 10,000 miles test 1.B.B. Dec.1933. | ||