i would run it stock and watch the plugs .
you can also push your primer selinoid and if it stumbles you may be all right for a quick check,there are some other people that will chime in .
Bennyb
Any engine I build over .030 gets up sized jets!! .020 can run stock jets as long as no head work(shaved) or swap was done (higher compression ratio).I have see as much as a 500 rpm GAIN by upjetting and have seen no gain too...