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Recent content by dhearn0513

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    2005 Yamaha 70 running on 2 cylinders

    Engine has been spitting and sputtering when throttling up. Determined that it’s running on 2 cylinders by pulling wires off and listening for change. The culprit is # 3. The engine sat for a few year so first thing I did was open the carbs and clean them out. The cylinder in firing across spark...
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    1996 115 fuel bowl leaking from small hole

    I have a 1996 Johnson and one of the fuel bowls are leaking. Any Idea on how to fix it. Its the small hole on the side of the bowl not the threaded hole for access to high speed jet.
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    1996 115 fuel bowl leaking from small hole

    I have a 1996 Johnson and one of the fuel bowls are leaking. Any Idea on how to fix it. Its the small hole on the side of the bowl not the threaded hole for access to high speed jet.
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    06 50hp Merc Spark test.

    The motor will start then shut off. I tested compression and it is good. I did all the regular fuel line testing. I rebuilt the fuel pump, and still the same issue. I tested for spark by laying the spark plug up against the head. The spark seemed strong. I made a spark gap tested and set it to...
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    2006 Mercury 50hp 2 stroke wont start...

    I took the boat out duck hunting this morning and it was running great. On the way back into the boat ramp it was running fine. It stated to sputter and shut off. It would start back up and then shut right off again. After getting home 1st thing I did was a compression test. #1 = 115 #2 = 117...
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    Short shaft on long transom

    I have a 50hp mercury tiller handle. The cavitation plate is about 2 to 3 inch above the bottom of the boat. Does anyone know of a solution for that will help me with this issue. I know that they make transom plates for mounting long shaft to short transoms. But I need just the reverse. Just...
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    2006 Mercury 50hp 2 stroke compression

    I was just wondering what was the compression of these engines when they came from the factory. I just bought a boat with this engine and when doing the compression test all three cylinder measure 110 psi. I know that this is good numbers but just wondering what is was from factory.
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    Tach Problem

    I have a 95 115 Johnson V4. The tach was working fine when I park worked the boat 1 week ago. Now it does not work right. When you turn the key it goes to 0 like normal but when you turn the key to start the engine it goes up to just over 1000, when the engine starts and is running it is reading...
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    Vapor Separator Question. What does it do.

    1995 Johnson 115. I was just wonder what the vapor separator does. And if the needle valve was sticking what or the float had a problem, what would the symptoms be.
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    What to do now?????????? Tank Cleaning

    1995 Johnson 115 v4..I have been struggling with this problem for a while. The boat will run fine then it is start to act like it runs out of fuel @ wot. The motor will usually start right back up but then it will die when you try to go forward. It will spit and sputter and shut off. I can take...
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    More Smoke with Less Spark plug gap?

    I just changed the plugs on my 1995 Johnson 115 V4. I put champion QL77JC4 in it. The mechanic that just rebuilt the power head Put NGK plug in. The NGK were gaped at .40 and the Champions I gaped at .30 because that is what all the forums say to gap them at. It def seams like I am getting more...
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    Glass Inline Fuel Filter

    Is if ok to run a glass inline fuel filter on my 1995 Johnson 115hp. I am thinking about installing one of these filters after the primer bulb to see if Im setting crap in my carb from my inboard tank..
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    1995 Johnson 115 V4 sparkplugs

    Can on some one help me out with what plug to use in this motor. I know some say to only use champion and other's say use NGK. Looking for the part number.
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    1995 Johnson 115 idle setting.

    The motor seems to idle at about 1100 on the muffs when quick start is on. After the quick start turns off the idle drops back to about 700 on the muffs. Do you guys think this will be enough idle to stay running when the boat is in the water
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    115 Johnson Tilt Trim Problem

    I just switched from a 1985 Evinrude 120 to a 1995 Johnson 115. Everything went fine except the tilt trims not working. It will not go up or down. I here the relays click when I hook the battery up. when I push the switch at the console or on the motor nothing happens. When I push the limit...
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