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).
Experiment notes on engine cylinder lubrication issues and piston swapping.
| Identifier | ExFiles\Box 16\1\ Scan003 | |
| Date | 4th May 1909 | |
| R.R. 148 (20 m) (C. 898. 26.2.09) G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 6740. Lubrication X740 1400 May 4/09 ENGINE LUBRICATION re experiment on oiling cylinders (a) Found No. 5 Cylinder oiled up (b) Moved piston from No.5 to No. 6 Cylinder (oil up to No. 6 Cylinder) (c) Replaced No. 5 piston in 5 cylinder with 6 holes Then oiled up No. 5 cylinder (d) Changed No.2 piston (which was dry) for No.5 piston and this oiled up No. 2 cylinder In making changes I always moved the rings with the piston and always left the gudgeon pins alone. Herewith are sizes of cylinders and pistons (See over) following card 4/ /09 | ||