Oily Spark Plugs Unclogging the Mystery Behind Engine Issues

While using a nickel based anti-seize compound is acceptable. Never use oil. The area where the spark plugs screws into can get hotter than what ... I've replaced the gaskets on my 5.2 V10 twice now and still fight oil leaks in the spark plug wells. It's a on going battle. If anyone has tips or tricks to ... If it's above the threads, then it's probably a leaky valve cover gasket. If it's within the cylinder then you should check the compression on ... 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 ... This oil almost always enters the engine on the combustion chamber side. The test then becomes locating the source of the oil. The oil on the threads is from blow by and that it is normal operation. Car still runs well since installing new plugs. If is running too "rich" then you should see black smoke, when it is extreme, and see a black build up on the plugs. I would also expect codes ... Oil in spark plugs ... This is caused by valve cover spark plugs tube seals. You'll have to pick up a valve cover gasket that comes with them and ... Could be that the valve cover gasket is allowing oil to leak down the spark plug hole. Try replacing the valve cover gasket. You will need to replace the entire rocker cover because the plug seals are built into it. Ebay has a great plastic rocker cover for 50 bucks a ...