Zetec? I had that problem with my Zetec, ended up the timing was off on one of the Camshafts, [censored] DOHC
After spending a whole day to ensure it was perfect, it runs much better now


Former owner of a 1995 Ford Contour GL w/ 2.0L ATX Proud owner of a 2005 Ford Taurus SE 3.0L V6 Vulcan --Looking for Commodore stuff (Drives, Units, Amiga, games, etc)If anyone has any of this laying around and wants it gone, lemme know --