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).
Clutch performance and maintenance mileage for 3 1/2 litre models.
| Identifier | ExFiles\Box 107\2\ scan0227 | |
| Date | 29th July 1937 guessed | |
| -5- Clutches 3 1/2 litre. Slipping 4 2.A. series. 50,000 miles 2.E. series. 28,000 miles 20,500 " 16,033 " Relined 8 6.A series. 14,762 " 12,802 " 15,519 " 16,644 " 22,798 " 38,807 " 2.E series. 11,818 " 11,881 " | ||