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1993 Sunbird Corsair wEvinrude 90 hp V4 engine

ronrich

New member
"When throttling up, boat runs

"When throttling up, boat runs fine, cruising, then all of a sudden, boat experiences loss of power but does not stall. If you squeeze the primer ball, it returns to regular speed. I replaced the primer ball, and the problem still persists. This problem occurs randomly. Any ideas???"
 
"You have either a fuel/air le

"You have either a fuel/air leak at some point between the primer bulb and the fuel pump, OR the operating hose of the fuel pump that leads to the crankcase is leaking, OR the fuel pump is failing."
 
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