| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes |
| Replace |
| Without Valve Job |
| Note |
| With AC, Add | 0.4 | 0.2 | B | |
| Right Bank | 6.6 | 4.6 | B | Includes: Clean Carbon And All Necessary Adjustments. |
| Left Bank | 6.6 | 4.7 | B | Includes: Clean Carbon And All Necessary Adjustments. |
| Both Banks | 8.0 | 5.5 | B | Includes: Clean Carbon And All Necessary Adjustments. |
| With Valve Job |
| Note |
| With AC, Add | 0.4 | 0.2 | A | |
| With PS, Add | 0.8 | 0.5 | A | |
| Right Bank | 5.9 | 4.4 | A | Includes: R&R Cylinder Head, Grind Or Renew Valves, Transfer All Necessary Components & Make All Adjustments. |
| Left Bank | 8.0 | 5.9 | A | Includes: R&R Cylinder Head, Grind Or Renew Valves, Transfer All Necessary Components & Make All Adjustments. |
| Both Banks | 11.8 | 8.5 | A | Includes: R&R Cylinder Head, Grind Or Renew Valves, Transfer All Necessary Components & Make All Adjustments. |