1999 Toyota Pickup Spark plugs

1999 TOYOTA PICKUP
95,000 MILES • 6 CYL • 2WD • AUTOMATIC
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JBRUCE64
  • MEMBER
  • 1 POST
I was changing my spark plugs and one cylinder on the passanger side middle cylinder had oil on the plug. No other plugs had oil on them. What could be causiing this?
Aug 2, 2008 at 11:58 AM
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BLACKOP555
  • ✓Experienced Mechanic
  • 10,386 POSTS
you probably have a worn valvestem seal or a worn grommit for the spark plug.
Aug 2, 2008 at 2:20 PM
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