Solving the Enigma Deciphering the Meaning of Oil in Spark Plugs

At Grease Monkey®, we are the original preventive maintenance pros. Besides our Full Service Oil Change and its 16 preventive maintenance check points, When spark plugs wells fill up with oil, it typically means the valve cover or seal is broken, which is a simple problem to solve. 360 likes, 3 comments - prettyboyycris on January 4, 2025: "This builds gonna be fireeeeee just watch @speedfactoryracing valve cover ... WHY THERE IS OIL IN SPARK PLUG WELL, ENGINE MISFIRE FIX If you have oil in spark plug well / oil in spark plugs well in this video we will ... Most likely you leaking oil through this gasket down into the spark plug well. Check this 1st. if that is the problem just get some gasket sealer and repair it. 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 ... It sounds to me like the spark plug tube seals are worn out. Get yourself a set of valve cover gaskets and replace them. It's a fairly common ... The grommet in the valve cover for the spark plug hole is the culprit. You'll need to pull the valve cover & replace. May as well do all of them ... 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 ... It's probably your valve cover gasket. Replace it. I stick with OEM gaskets when it comes to stuff like that. I paid $15 for mine which includes ...