Oil on spark plugs. BMW 330i
I have oil on one of my spark plugs all over it in the hole and on the tip where it Sparks. What causes this do I just need to replace my valve cover gasket?
Posted Mar 12, 2018, 9:17 PM UTC · edited
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I have oil on one of my spark plugs all over it in the hole and on the tip where it Sparks. What causes this do I just need to replace my valve cover gasket?
Posted Mar 12, 2018, 9:17 PM UTC · edited