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2009
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Grand Cherokee 2WD V8-5.7L
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Repair and Diagnosis
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Ignition System
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Spark Plug
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Specifications
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Spark Plug Gap
Spark Plug Gap
**
Spark Plugs
- 5.7L/6.1L
18(±3) Nm (13(±2) ft.lbs.)
**Torque critical tapered design. Do not exceed 15 ft.lbs.