I have been battling with this motor for a while. It started with a bad timing base and I replaced it. I had no/intermittant spark on #3. I have solved that problem and reset the timing and thought I was good to go it seemed to idle well. I took it out on the water and no power. Started...
I bought a 70 hp for my 1650 fishhawk. the Engine did not run or idle well and eventually would not run at all. No spark. I diagnosed a bad timer base and replaced it. Now I have spark on #1 and #2 but 3 is dead. I switched the #1 and #3 coils and plug wires but #3 is still dead telling me...