Mainshaft: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| 5 Speed, Borg Warner (MW1) | ||||
| Transmission Mainshaft | 5.2 | 3.7 | B | Includes: R&R Transmission. |
| Note | ||||
| With Skid Plate, Add | 0.2 | 0.1 | B | |
| 5 Speed, Hydramatic (MG5/MY2/M50) | 6.0 | 4.3 | B | Includes: R&R Transmission. |
| Note | ||||
| With Skid Plate, Add | 0.2 | 0.1 | B |