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    2002 johnson 115 2 stroke starts then dies, heavy smoke.

    Are you using the oil injection pump? If so, they will pump a lot of extra oil, if the gasoline line has an air leak.
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    1999 Johnson 90 hp -- No Spark

    Try the marineengine web site for a service manual. You will need your model number. Check your wiring harnesses. On my '98 Johnny, some parts melted, shorting some wires.
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    06 Johnson 90 2 stroke slow activation

    Try the Marineengine web site for a service manual. You will need your model number. I suggest you test your two head heat sensors. If either of the tan/blue wires are connected to ground, when the sensor is cool, it is defective.
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    Wiring Diagram

    Try the maxrules web site. They have lots of motor wiring diagrams. BTW - You probably do need exactly the same year or HP of your motor. Just the family. i.e. about the same year, in your case looper or crossflow, 90* V or 60*V, the Special motors usually have the cheaper charging systems...
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    1988 Invader

    So you want a description of what the did when new, 34 years ago? Better to stick your head under the dash and trace the ones you can and note the colors of the other wires off the switches. Now get a generic wire color diagram for a boat and try to match them up. Now you have narrowed...
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    Tachometer

    What do those wires go to? What part of the wiring harness are you showing us? What kind of control do you have? Does it have a built in ign key? Those are almost the ign keyswitch wire colors, but not exactly.
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    Plywood for deck

    Normally 1/2 plywood is fine. measure the distance between the stringers to see the span that needs to be supported. I use pressure treated plywood and pressure treated solid dimensional lumber for decking and stringers. It must be completely dried out before use. use stainless steel screws...
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    1987 Stratos 179V fuel gauge

    Gee, measure the new sending unit. The old one is history, no?
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    Vintage remote Merc trim pump hydraulic drawing

    Gee, how did it catch fire?
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    No spark on my 1984 115 horsepower TOP

    That flip switch on the control is the ign killer if you fall out of the boat. It normally has a lanyard connected to your person.
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    Gas tank pressure fueling up!! 🤬

    The vent screens also plug up, although you would not expect them to. Maybe it is time for a new vent.
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    No spark on my 1984 115 horsepower TOP

    Disconnect the rectifier from the stator. It may have shorted the stator to ground, when you reversed the battery cables. Whereas the ign system is not connected to the battery, the rectifier is connected to the battery and directly to the stator and ign system. If that doesn't work...
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    1987 Stratos 179V fuel gauge

    Usually the latter ohm setting is standard. Why not measure the resistance of the sending unit?
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    How to Remove Paint (or ?) Inside of Cabin?

    Maybe it is black gelcoat?
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    1998 Sea Swirl 2300 Cuddy Cabin 200 John OB

    Not sure what you mean. The fuel tank in my '98 SeaSwirl was made by Skyline products. They used steel fittings which did not last in the saltwater. What is your issue?
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    94 wellcraft eclipse 196s steering cable

    You will want to disconnect the cable from the power steering ram, and check it. Those Alpha power steering units often have the cable seize in the tube. Usually you can clean and relube it...
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    newbie question 48 78120 A40 19P

    So your boat guy couldn't find a 19" pitch prop for an alpha I drive? Not only is your outdrive one of the most popular, A 19" pitch prop to fit is one of the most popular. I would expect Mercury as well as Michigan Wheel to have them. Solas and Turning point will also have them. Just so you...
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    Getting Water Out of Cylinders

    Gee, dump some alcohol into the cylinders. It mixes with water and you can draw it out. Mix some 2 cycle with the alcohol to help lubricate. As long as it is fresh water, I expect no issue.
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    Reversed Battery Hook Up Question

    You might repost this in the correct engine forum. I would suspect your ignition system could be affected, but it may depend on engine brand and year.
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    Power steering , worse when running

    Is the steering harder with the engine running and in neutral, than off? That would suggest the steering ram is hooked up wrong or broken.
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