b74 85hp evinrude

[broman]

i have a '74 85hp evinrude

i have a '74 85hp evinrude and i get spark on 1 2 3 but no spark on 4.

 

[ikia]

"Good job checking for spark!

"Good job checking for spark! You can switch wires and see if #3 electronics will fire the #4 coil.Check sensor coils for ohm and report. It is likely the powerpack that needs to be replaced, but do the simple checks first."