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Thread: Spark plug problems
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Old 05-10-2021 | 06:15 AM
  #4  
karolh
 
Joined: May 2002
Posts: 6,852
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From: Mandeville, JAMAICA
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Even after several seasons of flying the porcelain section on my CM-6 plugs is still quite white with just a slight discoloring at the base.
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