Spark Plug Oil A Comprehensive Analysis of Causes and Remedies

2013 2.5i Limited w/ 165k miles. What would be the most logical explanation for this? Piston rings? Spark plug O-rings? Valve covers? For More Info visit us at: http://1aau.to/h/cwW/ Oil on your spark plugs, or ignition coils? Is there an oily puddle in the spark plug tube? That's usually a sign that the spark plug tube seal is leaking. Likely need to get a valve cover gasket kit, remove and replace the valve cover ... Liquid oil on a otherwise clean spark plug is a leak. Thick caked on carbon and traces of liquid oil would be a very worn engine. The seals harden and crack over time. When this happens, oil seeps into the tube and coats the exposed part of the top of the spark plug. The ... While oily spark plugs can indeed point to an engine problem, the issue can also result from oil leaking into the spark plug wells. In most cases, oil on the spark plug threads indicates that you have a leaking valve cover gasket. This gasket sits between the cover of the ... Spark plug tube seals are starting to dry up and let oil by. Buying a valve cover gasket set will give you new tube seals along with cover ... It looks legit, that is if you actually get that identical part. The few times I've bought OEM items off ebay I normally see if the seller is ... The most common oil on spark plugs symptoms can include the following ... 1. Blue smoke form exhaust ... 2. Reduced fuel economy ... 3. Reduced engine ...