Timing Belt Tensioner Tread Roller: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| S.O.H.C. | ||||
| Without PS | 1.7 | 1.2 | B | |
| With PS | 1.8 | 1.3 | B | |
| 944 Turbo | 2.9 | 2.1 | B | |
| D.O.H.C. | ||||
| 944S | ||||
| Without PS | 1.8 | 1.3 | B | |
| With PS | 2.1 | 1.5 | B |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| S.O.H.C. | ||||
| Without PS | 1.7 | 1.2 | B | |
| With PS | 1.8 | 1.3 | B | |
| 944 Turbo | 2.9 | 2.1 | B | |
| D.O.H.C. | ||||
| 944S | ||||
| Without PS | 1.8 | 1.3 | B | |
| With PS | 2.1 | 1.5 | B |