Camshaft Gear/Sprocket: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Engine Model 4G63 | ||||
| One | 3.1 | 2.2 | B | |
| Both | 3.2 | 2.3 | B | |
| Engine Model 420A | ||||
| One | 3.8 | 2.2 | B | |
| Both | 3.9 | 2.3 | B | |
| Note | ||||
| With AC, Add | 0.5 | 0.3 | B |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Engine Model 4G63 | ||||
| One | 3.1 | 2.2 | B | |
| Both | 3.2 | 2.3 | B | |
| Engine Model 420A | ||||
| One | 3.8 | 2.2 | B | |
| Both | 3.9 | 2.3 | B | |
| Note | ||||
| With AC, Add | 0.5 | 0.3 | B |