Intake Manifold: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Port Type | ||||
| With A/C | ||||
| Upper | 3.0 | 0.0 | B | |
| Lower | 4.6 | 0.0 | B | |
| Without A/C | ||||
| Upper | 2.0 | 0.0 | B | |
| Lower | 3.6 | 0.0 | B | |
| Throttle Body Type | 4.1 | 0.0 | B | |
| Note | ||||
| To Transfer Parts, Add | 0.5 | 0.3 | B | |
| With AC, Add | ||||
| Front AC | 0.4 | 0.2 | B | |
| Front & Rear AC | 1.1 | 0.8 | B | |
| With A.I.R., Add | 0.5 | 0.3 | B | |
| With Cruise Control, Add | 0.2 | 0.1 | B |