wow what a PITA this has been but my van does'nt like the tail pipe enema check, that goodness
hehe, anyway I replace the following parts below and here were  the results.

thanks all for the wisdom and list vendors for the parts :)

1 oil change
2 filter change
3 distro cap and roter replace
4 plugs
5 cat replaced with a nice one with a heat sheild.
6 oxy sensor new.

still my idle was bad so with it hooked up to the smog-master we adjusted the airflow meter air screw and
did some idle adjustment, after like tweeking for 45mins it dropped to pass level. dang i was lucky he did the
adjustments for me with it hooked up and did rack me for $$

 CO2       O2      RPM            THIS WAS AT 2500+300
14.90      0.8      2581
14.10      1.9       930            THIS WAS AT 775 +425

Joe
85gl  nobody wants..  dats cool with me