| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes |
| Replace |
| Complete Assembly Without Transfer of Parts |
| GM | 4.6 | 0.0 | B | Does Not Include: Transfer Of Any Part Of Engine Or Replacement Optional Equipment. |
| Note |
| With Skid Plate, Add | 1.0 | 0.0 | B | |
| Complete Assembly With Transfer of Parts |
| GM | 6.6 | 0.0 | B | Includes: Transfer Of All Fuel & Electrical Units, Does Not Include Transfer Of Optional Equipment. |
| Note |
| With Skid Plate, Add | 1.0 | 0.0 | B | |
| Short Block |
| GM | 14.6 | 0.0 | A | Includes: R&R Engine And Replacement Of All Necessary Components. |
| Note |
| With Skid Plate, Add | 1.0 | 0.0 | A | |
| Overhaul/Rebuild |
| GM | 20.6 | 0.0 | A | Includes: Disassemble & Clean Engine, Ridge Ream & Hone Cylinders, Inspect And Replace All Necessary Components, Grind Valves & Tune-Up. |
| Note |
| With Skid Plate, Add | 1.0 | 0.0 | A | |