1971 Evinrude Sportster 25 pumps water for 10 minutes, then stops pumping & overheats
Hey everyone,
I have a 1971 Evinrude Sportster 25.
It is fine for about 10 - 15 minutes of running at full throttle, but then it stops pumping, overheats, and shuts off.
I imagine the pump is fine since it...
