SPARK PLUGS


ENGINE
  		 PLUG TYPE
  		 ELECTRODE GAP
  
3.7L
  		 ZFR6F - 11G (NGK)
  		 1.1mm (0.042 in.)
  
4.7L
  		 RC12MCC4
  		 1.01 mm (.040 in.)
  
5.7L
  		 Champion - RE14MCC4
  		 1.14 mm (.045 in.)