Update. Just changed out the 02 sensor, went from a splice in bosch with only 20k miles on it for a OEM DEnso brand. The problem is cured! Finally after about a year of off and on chasing of this problem it is fixed!
thanks for all the replys and help-jon


-1989 4x4 22re(pretty good in the mud)
- custom steel flat bed-oneside of exhaust system, and air box intake off cobra.(doesnt quite have the v8 rumble)AFM off '82 Supra.
-Destination M/T 31"-KYB monomax shocks-"add a leaf"