p0308

:exp:Hi all! Have been chasing a P0308 (cylinder 8 misfire) code now on my 02 Limited for about four weeks. Here is the background and what I found after 4 weekends of beating my head against the wall. 1. changed the plugs 2. oil and filter 3. fuel filter 4. lucas in the tank 5...

My Explorer started running rough w/CEL on. Code received P0308. I replaced fuel filter, air filter, spark plugs, wires, coil pack. When removing Cyl 8 plug, there was moisture on internal end of plug. Plugs looked fine, but replaced any way. Vehicle idles fine when in park. Runs fine...