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    Johnson 90hp flywheel bad?

    1985 90hp Johnson v4. It makes a rattling/ticking noise in the water. It is more noticeable if you are going kind of slow then accelerate a little (louder during the acceleration phase). Increases in frequency with increasing RPM (usually... see below for exception). Took the cover...
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    Bad stator or not?

    1985 Johnson v4 90hp. Heard a rattle today taking off from the dock. Sounded "tinny" like metal on metal (like the flywheel and flywheel nut). Got slightly louder with increasing RPM but otherwise ran fine. Drove about 3 miles. Shut motor off and sat an hour. Started motor and rattle was...
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    1985 Johnson 90hp tach problem

    Motor is a 1985 model year 90 hp v4 Johnson two stroke. Took boat out today and when it was idling and when I was going very slow after putting it the water the tach worked. After leaving the dock starting to accelerate it dropped to zero. Speed was about 5 mph. As I sped up more to 10-15...
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    Intermittent tachometer, 1985 Johnson 90hp

    Took the boat out a couple days ago for the first time this year. It is a 1985 model year 90 hp v4 Johnson two stroke. After driving a few minutes I saw the tachometer wasn't working. We continued for a few more minutes, then I slowed down and once it was in neutral before shutting the motor...
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    Tilt/trim manual hydraulic screw won't tighten

    Doing a new thread with a better description of the problem. 90 hp Johnson, 1986 The screw used to manually raise and lower the motor won't tighten. It leaks fluid now when the motor is raised or lowered, manually or using the trim/tilt button. This wasn't a problem before today (not...
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    Trim problem, down works but not up

    1986 Johnson 90 hp v4. Down works but not up to trim/tilt motor. It worked intermittently today for about a ten minute period in the water, then the up stopped working all together. I am thinking a solenoid (or relay, not sure which is in this motor). Would down work if the electric motor...
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    Johnson 90 hp difficulty starting when warm

    I have a 1985 Johnson 90 HP V4. Parents owned it 30 years, new to me as of spring 2018. No hour meter, but probably about 200-250 hours on it. Typically we drive it 5-10 minutes, then stop for 20+ minutes before starting again. They used it the same (usually driving 5 min or less, actually...
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    Trim sender wiring on Johnson 90 HP

    I have a new-to-me 1985 boat, with a 1985 90HP Johnson V4 outboard. I just put on a new trim sending unit, part number 583358. I put the muffs on and ran it off the hose in the driveway to test it out along with a new rectifier/regulator I just instsalled, and it seems to work, but I had a...
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