Intake Manifold: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Fuel Injected | ||||
| Port Type | ||||
| Plenum to Center Manifold | 1.1 | 0.8 | B | |
| Center to Lower Manifold | 1.6 | 1.2 | B | |
| Lower Manifold to Heads | 4.0 | 2.9 | B | |
| Throttle Body Type | 3.2 | 2.0 | B | |
| NOTE | ||||
| With C.C.C., Add | 0.7 | 0.4 | B | |
| With Cruise Control, Add | 0.4 | 0.2 | B | |
| To Clean Crossover, Add | 1.0 | 0.0 | B |