Leaking valve guides in the head will cause oil to get around the spark plugs.
If it is a 3.2 V6, it's the spark plug tube seals.
You have an oil leak
Why is 2002 pontiac grand am oil leak where the sparkplug is?
If you have oil on your spark plug it most likely means you have a bad valve seat. A compression check and cylinder leak down test is what you need to do.
Valve cover gaskets are leaking. The valve cover gasket has seals as well around the sparkplug openings. These seals leak and leak oil into the sparkplug wells. drl
Your valve cover gasket is likely leaking, there are o-ring gasket around the spark plug holes that will cause oil to leak into the spark plug hole.
usually white buildup on a spark plug is caused by oil or fuel additives or poor quality gasoline.
Engine oil leaking onto the spark plug in a Daewoo Matiz with an 800cc 3-cylinder engine is typically caused by a faulty valve cover gasket or worn-out spark plug tube seals. These components can allow oil to seep into the spark plug wells, leading to poor engine performance and potential misfiring. Additionally, excessive engine wear or high oil pressure may exacerbate the issue. Regular maintenance and timely gasket replacements can help prevent this problem.
it could be an exhaust leak, a bad plug wire, loose spark plug or a lifter. check the oil.
you can see if its leaking if you have the spark plug in tight and then fill up the spark plug tube with gas and see if it leaks out if it doesn't its still leaking from the top one
Simple. There is a circular gasket for each spark plug between located between the valve cover and the engine. If they are not properly sealed, the oil from the top of engine will leak out of the valve cover and pool into the spark plug sockets. You must remove the oil BEFORE you remove the spark plugs. Anyway, the fix is purchase and install a new valve cover gasket and spark plug gaskets and use a gasket sealant.
if the oil is at the spark plug base the valve cover gasket is leaking. if the spark plug electrode is covered with oil the engine needs rings