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Home >> Jeep >> 2008 >> Commander Base, 4.7 N, AWD >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Ignition System (Service Information) >> Ignition System - Service Information >> Specifications >> Spark Plugs

Spark Plugs

ENGINE PLUG TYPE ELECTRODE GAP
3.7L V-6 ZFR6F - 11G (NGK) 1.1mm (0.043 in.)
4.7L V-8 (Intake/Upper Row) FR8TE2 1.0 mm (.040 in.)
4.7L V-8 (Exhaust/Lower Row) FR8T1332 (Iridium tip) 1.2mm (0.50 in.)
5.7L V-8 REC14MCC4 1.0 mm (.040 in.)
6.1L V-8 PLZTR5A-13 1.0 mm (.040 in.)