Weak spark

89retta

Senior Chief Petty Officer
Joined
Jul 18, 2010
Messages
780
I have a 77 Evinrude 140 that has weak spark on all 4 cylinders.It does run but its slow out of the hole and never makes full power.After i run it about 10 minutes it is very hard to start.Would a bad powerpack be the culprit?Or the stator.Thanks for your help
 
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