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Jeep
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2005
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Liberty Limited, 2.8 5, Part Time
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Repair and Diagnosis
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Engine Performance
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Tune-Up
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Ignition Control
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Specifications
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Spark Plugs
Spark Plugs
ENGINE
PLUG TYPE
ELECTRODE GAP
2.4L
RE16MC (Champion #)
1.24 to 1.37 mm (0.048 to 0.053 in.)
3.7L V-6
ZFR6F - 11G (NGK #)
1.1 mm (0.042 in.)