I've been there........
Does it happen on a warm engine or restarting a warm engine.
If so read this my thread.

Could be a crank sensor or cam sensor, fuel filter.
Sounds like it's fuel pressure related as you've changed plugs wires and coil.

Last edited by chongo; 12/06/04 04:13 AM.
1996 2.5LT V6 Contour ATX My Tour+help/info pics E0 rims, Gutted Pre-Cats,CTA Custom Exhaust & Intake, Diablo Chip.