For sure it's the CC. And it is running waaaay rich.
Catalytic converters are for hippies. Think of that next time ya see a big ol diesel truck blowing black smoke into your windshield.
Sweet EA82t Steve!! I myself will be following in your footsteps here real soon.
My project: 88 GL wagon, EA82t, and goodies. Still waiting on some random gaskets, and she will be a running hopefully by next week.