Contents: General specification 4.0L ⇩ Tightening Torque Specifications 4.0L ⇩ General specification 4.4L ⇩ 4.4L Tightening Torque Specifications ⇩ 2.7L Glow Plug Specifications ⇩
General specification 4.0L
| Name | Specification |
| *Spark plugs - platinum: | |
| Brand | Motorcraft |
| Type | AGSF24PM |
| ** Gap | 1,4 mm (0,055 in) |
| + Spark plugs - copper: | |
| Brand | Motorcraft |
| Type | SGSF22L |
| ++ Gap | 1,4 mm (0,055 in) |
| Ignition coils: | |
| Brand | Denso |
| Type | Direct ignition coil |
*Can be used with either LEADED or UNLEADED fuel, but when used with LEADED fuel they must be replaced at 15,000 mile (24,000 km) intervals.
** Do not change the spark plug gap during service work. If the gap is not within specification, the spark plug(s) must be replaced.
+ Can only be used with LEADED fuel
++ New spark plugs should have a gap of 1.4 mm, the spark plug gap must not be changed during service work. If the gap is not within specification, the spark plug(s) must be replaced Tightening torque specifications
Tightening Torque Specifications 4.0L
| Description | Nm | lb-ft |
| Ignition Coil Bolt/Pin | 6 | 4 |
| Spark plugs - platinum or copper | 18 | 13 |
General specification 4.4L
| Position | Specification |
| Spark plugs: | |
| Brand | NGK |
| Type | Iridium spark plugs 1FR5N10 |
| Gap | 1,0 mm (0,04 in) |
| Ignition coil: | |
| Brand | Denso |
| Type | 2W93-12A366-BA |
| Firing order: | 1-5-4-2-6-3-7-8 |
4.4L Tightening Torque Specifications
| Name | Nm | lb-ft |
| Ignition coil bolt | 6 | 4 |
| Spark plugs | 25 | 18 |
2.7L Glow Plug Specifications
| Position | Name |
| Glow plugs - manufacturer | Beru |
| Name | Nm | lb-ft |
| Glow plugs | 10 | 7 |
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