buddy got a pretty clean 81 evinrude 35hp ..problem is that previous guy took everything apart with intent to restore..but never got to it..i have replaced whatever wires were there,,but still looking for a harness {which is no longer there} wiring diagram..remote start to motor then from there...
took boat to river last week ,,starts fine,idles fine,runs under load fine at idle,then 1/4,1/2.3/4 or wot runs to get on plane then bogs{not stalling}then assumes running correctly..let off throttle then repeats problem..only non ethanol fuel ran through it..never had this issue since i had...
Been having same (ish) issues with 13 25 hp 4 efi..replaced fuel line with real fuel line..still same issue..checked plugs as well..looked fine..but may replace also..this is a new issue