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Home >> Jeep >> 2009 >> Grand Cherokee 4WD V8-5.7L >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Spark Plug >> Specifications >> Spark Plug Gap
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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.