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1988 Evinrude 70hp. The problem is that at slow speed, like going out a no wake zone, it acts and sounds like one cylinder cutting in and out. Runs ragged at that speed. Idles normal and anything above slow speed it runs good and strong with No missing. I have removed head and installed new head...
I have a 1988 70hp Evinrude. Problem is runs good anything above about 1/3 throttle. At idle & slow speed acts like 1 or 2 cyls cutting in and out. What I have done so far. Cleaned and installed kits in carbs. New plugs, twice. New head gasket. Removed reed plate, reeds look good. Tested the...
