I think it was just the plugs. I finally got around to changing them and they may have been originals. Appears to run fine now.

Thanks for eveyones input!

__________________
John

1995 E320 - 115kmi+ Smoke Silver/Cream (Wife's Wagon)
1989 260E - 195kmi+ Black/Grey (My Panther)
1984 300D - 242kmi+ Black/Palomino (Retired)