Publication F236/4R, January 1950. Supersedes previous edition F236/2R.
Diagrams cleaned up and the odd error corrected.
| Title | Hits |
|---|---|
| The Cylinder Head Joint | Hits: 2988 |
| Refitting The Cylinder Head | Hits: 1703 |
| Checking The Valve Timing | Hits: 5002 |
| The Ignition Timing | Hits: 4608 |
| Dismantling the Engine Shaft Shock Absorber and Primary Chain | Hits: 2125 |
| The Engine - Removal From Frame | Hits: 3106 |
| Dismantling Cylinder and Piston | Hits: 1593 |
| Removal of Piston Rings | Hits: 1316 |
| Recutting Valve Seats | Hits: 1187 |
| Inspection of Cylinder and Piston Rings | Hits: 1457 |