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    Need a little help 200 HP jOHNSON

    I have a 89 200 hp johnson that has an alarm going off as soon a I turn the key on.(hot or cold).The guy before me took the oil tank out and started premixing the fuel.Not sure if he unhook some or hooked something up wrong.Took it to the water and it will not turn over 1500 to 2000 rpms. Sounds...
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    89 200 hp Johnson Need some help!!!

    I have a 89 200 hp Johnson, start OK runs great four about 15 seconds then no speak on #1 and #2 cylinders .Any ideas where to start?
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    1987 Yamaha ProV150hp

    I have a 87 ProV 150 that I have been working on. It starts great runs good gets up on the water good for about 100 yards at 5500 rpms and then starts going and down in rpms and then will not turn over 4200 rpms. I have clean and rebuilt and the carbs ,new fuel pumps and fuel lines. You can let...
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    NO fire on 2,4,6??

    I have an 1986 mercury 175hp on my boat that has been starting and running great until last week.The boat started good but sound rough.It was very cold so i let it warm for a bit,but never did clear up and would not rev up at all.When I got it home i did a compression test (120 on all...
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    Evinrude with Mariner controls?

    I have a Evninrude xp150hp engine that I purchased to go on my boat.The boat had a mariner engine on it. Do they make an adapter or do I have to change the controls?
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    Mariner 150hp want open up.

    Well I have almost got it running.I have a 86 mariner magnum that i have rebuilt and now it starts great an runs in the water but will not open up.When you throw the throttle open it shut off but will start right back up.I have set the time but not sure how to check the tigger stop.When you get...
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    How to check Reed Valves.

    I have an 1986 Mariner Magnum 150hp that does not start good.When it does start you have to to give it some gas or it will shut off and it will not run at all when you put it in the water.I have rebuilt everything but the reed valves.I can hold the intake up to the light and some of the valves...
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    Piston to Wall Clearance ?

    I have a 86 Mariner Magnum 150hp that I had to bore two cycliners out. The pistons are .020 WSM pistons.What is the proper piston to wall clearance. The pistons did not came with any paper work.
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    Rebuild kits for mariner 150hp ?

    Need to rebuild my 1984 Mariner Magnum 150hp. Anyone know a good place to get parts? Gasket kits,piston,rings,things like this.
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    86 Mariner150 want run in the water

    Took the carbs off , put them in carb cleaner for two hours and rebuilt them. Spark is good on all cylinders,drained the fuel, took the oil tank off and cleaned it and changed the oil.All cylinders have 110 or better.Timing is good.NOW when you put it in the water it will not even start but with...
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    86 mariner magnum 150hp

    I have a 86 mariner magnum 150hp that is hard to start. If give it a little throttle it will start.My bigest problems is when you put it on the water it start terrible and the throttle is lazy.It take about 4 second before it will take the gas (when you open it up) then runs great.But when you...
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    3.0 mercruiser

    I have a 3.0 that will not pickup the water to cool the engine. Does the boat need to be move before it will work or just in the water.I have checked and nothing is cloged up. water pump? Thanks...
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    115 evinrude

    I have a 1985 115 evinrude that will not rev up.Out of the water it it run fine and revs up,but when you put it in the water it runs 10 mph and that is it.I check the butterflys and they are opening up and put fresh fuel but nothing helps. HELP!!!!
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