A4 Mk3
| Drive chain for valve gear - exploded view |
| 1 - | Bearing mounting for drive sprocket |
| 2 - | Bolt |
| q | 45 Nm |
| 3 - | Bolt |
| q | Renew |
| q | 5 Nm + turn 90° further |
| 4 - | Bolt |
| q | Renew |
| q | 5 Nm + turn 90° further |
| 5 - | Thrust washer for drive sprocket |
| 6 - | Drive sprocket for timing chain (left-side) |
| 7 - | Drive chain for valve gear |
| q | Before removing, mark running direction with paint |
| q | Removing and installing → Chapter |
| 8 - | Guide rail |
| q | Note installation position |
| 9 - | Bolt |
| q | Renew |
| q | 5 Nm + turn 90° further |
| 10 - | Bolt |
| q | Renew |
| q | 5 Nm + turn 90° further |
| 11 - | Bearing bracket for drive sprocket |
| 12 - | Thrust washer |
| 13 - | Drive sprocket for timing chain (right-side) |
| 14 - | Mounting pin |
| q | Apply locking fluid when installing; refer to → Electronic parts catalogue |
| q | 12 Nm |
| 15 - | O-ring |
| q | Renew |
| 16 - | Chain tensioner |
| 17 - | Bolt |
| q | 12 Nm |
| 18 - | Tensioning rail |
| 19 - | Crankshaft |
| q | With chain sprockets |
| 20 - | Guide rail |
| 21 - | Mounting pin |
| q | Apply locking fluid when installing; refer to → Electronic parts catalogue |
| q | 12 Nm |