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Old 07-17-2009 | 11:29 PM
  #7  
captinjohn
 
Joined: Jan 2002
Posts: 12,957
Received 4 Likes on 4 Posts
From: Hesperia Michigan, MI
Default RE: mistery in the plug

I have had pretty good luck with soaking dirty glow plugs in acetone for a few days and blow then clean with about 100 PSI of air. Use a small glass jar...you will see the oil ...ect come right out. Capt,n