my eclipse is a 1998 I replaced the valve cover gasket, tube seals and plugs and about 2 weeks later there was white smoke and gas coming out of my tail pipe. to pass smog test they cleaned egr port
you site stinks on 1999 Mitsubishi Eclipse
Hard to give advice for the wrong year model!!!
SO THEY SAW THE CAR AND WE DIDN'T. WOW WE GIVE ADV NOT REPAIRS WHAT DO U EXPECT FROM US.we give adv based on what u tell us. we strongly adv against throwing parts at it to fix it.