Timing Chain: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Camshaft Sprocket Chain | 3.9 | 0.0 | B | |
| Dual Timing Chain | ||||
| 323IC | 11.8 | 8.3 | B | |
| 323is, Ci, I | 11.8 | 8.2 | B | |
| 328i, is, Ci | 9.2 | 6.8 | B | |
| 328iC | 9.3 | 6.9 | B | |
| M3 | ||||
| Convertible | ||||
| Manual Trans | 11.9 | 8.2 | B | |
| Auto Trans | 11.9 | 8.3 | B | |
| Coupe, Sedan | 11.9 | 8.2 | B |