Fuel is close enough to not be an issue.
You have 2 error codes 33 and 42 that should be cleared, then rechecked.
Spark advance at idle is only 10 to 12 degrees and with that low a MAP it could be much better with more advance.
The bog your experiencing is usually fixed with added AE Acceleration Enrichment.
You wouldn't be the first guy here with a bad running built motor tuned by TBI Chips .com
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