Quote:
Originally Posted by tomtom72
 Mike. Welcome back!
Do you have a scanner? I ask because it might be a good idea to do a closed loop scan @ idle to see if the O2's are getting lazy....along with seeing the fuel numbers and a few other data items.
Did you add a big bottle of techron to the fuel? That helps me pass the NYS smog inspection.
Off the top of my head, how are the coils and wires, PCV's? I hate to start guessing.
One thing is the CATs must be hot, if they do these tests with cold cats we don't fare so well.

Tom
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Hi Tom,
I have a scanner (3120) but have frankly only used it in static mode. I am not sure if it does real time. I'l go check. Any recommendations on scanners if not.
I did not add any techron or other additive. It may be worth a try. I might swap out the O2 sensors just because they are inexpensive and 20 years old.
I have spark gap a bit high at 042. I might drop that to stock, but I doubt that matters.
In any case, thanks for the input, much appreciated!
Mike