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).
The performance and specifications of various vehicle components.
| Identifier | ExFiles\Box 130\2\ scan0269 | |
| Date | 11th November 1936 guessed | |
| Exhaust Valves KE 965 Standard clearance S/SLV Standard guide clearance .0015 .002 Pathis & Stover between valves Rm{William Robotham - Chief Engineer} 53 Valve Spring not enamelled No trouble Oil Pump EX 11937/S Gears. No trouble Water Pump 2 Klingerite Joint Washers satisfactory on 6 BIV (believe have run been satisfactory on test) Flywheel and Clutch Rm{William Robotham - Chief Engineer} 159 Operating Lever to give 10% reduction in pedal pressure 11" Borg & Beck Clutch | ||