Spark Plug Oil Contamination Causes, Consequences, and Cures

The rubber seals on the spark plug tubes are probably leaking, remove the valve cover pull out the sleeves and see if the rubber seals have ... I changed all the plugs and noticed that cylinder had oil in it and the boot had oil on it to. Also white smoke is coming out of the exhaust. Put a rag over the spark plug hole. Using a long-nozzle blow gun and blow out as much oil as possible. Spray in some brake clean. Repeat. Might be your valve cover gasket going with the spark plug gaskets with then. These are now 13 years old so it's a real possibility. Do ... Make sure you replace those tube seals (that's what keeps the oil out of the spark plug tubes), they should come with the valve cover as long as ... As for oil in the wells, pull the plug and see if the threads are wet as well. Then pull a dry plug well plug and give us focused imagery. This ... Sounds like the spark plug tube seals are leaking. Not something that's going to cause catastrophic failure, but it may cause misfires if too ... If the plug electrode shows no such signs of being fouled by oil then most likely the VCG is not properly seated/sealed; that is the only other way oil can get ... 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 ... Spark plug tubes harden where they meet the valve cover. This will allow oil to pass over time. You might be able to reuse the valve cover but ...