Valve Cover Gasket Replacement
When changing or checking your spark plugs the sign of oil in the threads of the plugs means that you valve cover and spark plug gaskets need to be changed.
Pics from putting the new gaskets on.
Coil pack, PCV, and breather line all disconnected
Valve Cover off... Double Over head cam
4 valves per cylinder... 16 total
Looking down a spark plug well
420A Valve Cover
Underside of valve cover