50 hp force no spark

[fourbarrel75]

1986 50 hp with no spark. I don't know alot about<br />outboards, but engine ran find until recently.<br />I have fire going to both coils according to my<br />test light, but no spark at the plugs. Both coils<br />seem to be in good condition.On the coils itself<br />the lead wire is bolted on the negative side,is<br />that wright? NEED HELP!!!!!!