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Spark Plugs

WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
ENGINE PLUG TYPE ELECTRODE GAP
3.7L V-6 ZFR6F - 11G (NGK) 1.1 (0.042 in.)
4.7L V-8 RC12MCC4 1.01 mm (.040 in.)
5.7L V-8 Champion - RE14MCC4 1.14 mm (.045 in.)
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