Intake Manifold: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Carburetor Manifold | 3.9 | 0.0 | B | |
| Multi Port Injection Manifold | ||||
| With Air Conditioning | 5.3 | 0.0 | B | |
| Without Air Conditioning | 4.5 | 0.0 | B | |
| Throttle Body Injection Manifold | ||||
| With Air Conditioning | ||||
| With Air Pump | 5.9 | 0.0 | B | |
| Without Air Pump | 5.3 | 0.0 | B | |
| Without Air Conditioning | ||||
| With Air Pump | 5.1 | 0.0 | B | |
| Without Air Pump | 4.5 | 0.0 | B | |
| Note | ||||
| With A.I.R. Pump, Add | 0.5 | 0.3 | B | |
| To Clean Crossover, Add | 1.0 | 0.0 | B |