Seals and Gaskets: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Case Cover Gasket | ||||
| Shift Control Cover | ||||
| 3 Speed (Muncie) | 0.8 | 0.5 | B | |
| 4 Speed Hydromatic M20 | 0.8 | 0.5 | B | |
| Transmission Cover | ||||
| 3 Speed (Muncie) | 0.9 | 0.6 | B | |
| Note | ||||
| To Recondition Cover, Add | 0.5 | 0.3 | B | |
| To Replace Cover, Add | 0.4 | 0.2 | B | |
| 4 Speed Hydromatic M20 | 1.1 | 0.8 | B | |
| 4 Speed New Process | 0.9 | 0.6 | B | |
| Extension Housing Seal | ||||
| 3 Speed (Muncie) | 0.8 | 0.5 | B | |
| 4 Speed Hydromatic M20 | 0.7 | 0.4 | B | |
| 4 Speed New Process | 0.7 | 0.4 | B |