|  | Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | 
| Replace | 
| Single Timing Chain | 
| M3 | 30.6 | 22.4 | A | Includes: R&I Cylinder Head, Grind Or R&R Valves, Transfer All Necessary Components & Make All Adjustments. | 
| Dual Timing Chain | 
| 325, 330 | 
| 2WD | 
| Convertible | 26.3 | 18.7 | A | Includes: R&I Cylinder Head, Grind Or Renew Valves, Transfer All Necessary Components & Make All Adjustments. | 
| Coupe, Sedan, Wagon | 26.3 | 18.5 | A | Includes: R&I Cylinder Head, Grind Or Renew Valves, Transfer All Necessary Components & Make All Adjustments. | 
| AWD | 27.6 | 19.5 | A | Includes: R&I Cylinder Head, Grind Or Renew Valves, Transfer All Necessary Components & Make All Adjustments. |