| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes |
| Replace |
| Remove and Replace Head |
| With Fuel Injection |
| One Side | 6.9 | 0.0 | B | Includes: Remove Carbon And Make Necessary Adjustments. |
| Both Sides | 8.9 | 0.0 | B | Includes: Remove Carbon And Make Necessary Adjustments. |
| Without Fuel Injection |
| One Side | 6.2 | 4.2 | B | Includes: Remove Carbon And Make Necessary Adjustments. |
| Both Sides | 8.0 | 5.2 | B | Includes: Remove Carbon And Make Necessary Adjustments. |
| NOTE |
| With AC, Add | 0.5 | 0.3 | B | Includes: Transfer All Parts And Reface Valves & Seats. |
| With A.I.R., Add | 0.8 | 0.5 | B | Includes: Transfer All Parts And Reface Valves & Seats. |
| With PS, Add | 0.7 | 0.4 | B | Includes: Transfer All Parts And Reface Valves & Seats. |
| With Cruise Control, Add | 0.4 | 0.2 | B | Includes: Transfer All Parts And Reface Valves & Seats. |
| With C.C.C., Add | 0.2 | 0.1 | B | Includes: Transfer All Parts And Reface Valves & Seats. |
| Renew Unit |
| With Fuel Injection | 11.6 | 0.0 | A | Includes: R&R Cylinder Head, Grind Or Renew Valves, Transfer All Necessary Components & Make All Adjustments. |
| Without Fuel Injection | 10.7 | 0.0 | A | Includes: R&R Cylinder Head, Grind Or Renew Valves, Transfer All Necessary Components & Make All Adjustments. |
| NOTE |
| With AC, Add | 0.5 | 0.3 | B | Includes: Transfer All Parts And Reface Valves & Seats. |
| With A.I.R., Add | 0.8 | 0.5 | B | Includes: Transfer All Parts And Reface Valves & Seats. |
| With PS, Add | 0.7 | 0.4 | B | Includes: Transfer All Parts And Reface Valves & Seats. |
| With Cruise Control, Add | 0.4 | 0.2 | B | Includes: Transfer All Parts And Reface Valves & Seats. |
| With C.C.C., Add | 0.2 | 0.1 | B | Includes: Transfer All Parts And Reface Valves & Seats. |