Thread: ARRGHHH! which plug champ c57c or c59c!?!?
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Old Mar 30, 2006 | 07:43 AM
  #14  
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Rallyesport
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Nothing, because 16 PSI is not extreme boost. The plugs you would have gotten at Ford would have done the job. Buy NGK BCR8ES cheaper than 57/59c and good enough or just as good.
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