I know I'm late on this topic but some things come to mind....bad gas(been there done that!), clogged injectors, bad fuel pump, clogged fuel filter(mine was), vacuum leak(more then once), or bad spark plugs and/or wires(simple test and fix).


1998 Contour 2.5 Non-SVT (ATX)
SHO Y-Pipe
K&N Drop-in