Omc 225 1988
1988 well craft twin out boards No spark on both motors comes and goes unplugged wirng harness and still no spark plugged back in just to see and bang they fired up but here's my thing should they run with out a wirng harness not sure driving me crazy change power pack tested stator all seems fine thought maybe ground problem but turns over good the only thing is it's so post to have 2batters but I'm using one seems to spin just fine and yes both motors ran carb was sticking so rebuilt the now no spark again yes looked for common problems any suggestions would help pretty good at renching first twin outboard boat