I had to replace my plugs as one had carbon tracks as well.
Insure you get a good quality double platnum plug, don't go cheap. They don't work.
95 Contour GL. Bought new.
BAT Sway Bars/Pioneer CD/Koni Rear Struts/Mobil Fluids.
Looking for 15" alloy rims-PM me.
180,500km's so far.
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