Recent content by D_J_Winn

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    excessive unburnt oil on prop exhaust

    2003 Johnson 150HP J150pxstm (carb with vro) What would cause excessive oil use? I noticed that when I had the engine idling for a short time I had a little more smoke than normal, oil/ water mix on the grass, and a good amount of thick oil on the inside of the prop at the exhaust. The oil...
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    2003 Johnson 150 port temp sensor

    Good idea, I’ll double check that. Thanks
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    2003 Johnson 150 port temp sensor

    Yes, that part is discontinued and people who have them know it….I think that is my concern. All lights come on and horn prior to start up. So I feel comfortable saying they all work. I also double checked by grounding temp wire to see if the light come on and they do. Just a little confused as...
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    2003 Johnson 150 port temp sensor

    I have a 2003 Johnson 150 thats going into slow mode after about 15 minutes of running 3/4 of throttle. No alarms, no lights ever displayed on tack. When I disconnect the port side temp sensor/quick start, I can run without it going into slow mode. All temps are 145ish when it’s going into...
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    Where do I go from here? Melted spark plug

    I have a 1997 MerCruiser 5.7LX (OKO26695) Bravo 3. I have been experiencing slow starts, rough idle, backfires at 40k rpm and can only achieve 41k rpm WOT.... as opposed to 47k. Today i dove into the engine and to my surprise i found #2 cylinder spark plug melted away after the threads...
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    Mechanic- has never seen before... advancement in timing

    Hey!!! I have a 1997 Mer 5.7LX bravo III. I have been encountering really hard, slow, sometimes long starts, but once running fine “issues.” If the engine fires up on the first key turn, while cold its fine, but if not it takes forever. (Similar to a weak bat, however I T.S. all the...
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    Screw on Merc Riser blocking oil cap removal

    1997 Merc 5.7lx Raw water cooled Good Day to all! On Port side of engine i have a screw extending off of my riser that's blocking removal of my oil cap (Newer riser installed last year). I can't tighten it anymore to move it inward, and i don't know the purpose of it too cut it off. Included...
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    Mercruiser misfiring only at 2k rpms

    Hello to all. I have a 1997 Mercruiser 5.7lx bravo III out drive. Looking for some direction and help (a course! right). On the water yesterday (Sunday9) cruising around 31K rpms for about 45min, no problems. After slowing down to a stop, do to a several floating logs, then getting underway...
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    Trim-tilt&sender replacment

    97 Bravo III mercruiser LX Is it possible with thru hull exhaust just to remove the one (hard to remove) bolt holding the retainer plate? (the one sealing the trim wires in place as they pass into the boat). Is that the only bolt holding them in place? By doing so will i be able to remove the...
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    broken trim wire

    My trim wire to the sensor ripped and a lovely green color appeared. My question is Can I attach a wire (10, 12, 14 what size/kind?) heat shrink it and re attach to sensor? Any suggestion would be helpful. thank you
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    part help

    having a hard time finding a replacement fuel sender. where can i buy a Kysor 10375-01 42 94 thanks
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    mercruiser 5.7 lx weak after slowing down

    I have a 97 Doral 230cc Mercruiser 5.7 lx III thru-hull exhaust. Went for a 2hr ride this morning, and she ran great, "however" when I came to a stop.. all of a sudden, I started smelling a lite oil smell exiting from the starboard exhaust, engine running really ruff, too the point of...
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    General Question

    When I drain my raw water sea pump/hoses, and install a new thermostat approx. how long after start up will it take my 1997 MerCruiser Bravo III 5.7 LX to get water exiting from my thru-hulls? Also when I start my engine should I get water exiting my thru-hulls continuously, right a way, or do...
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    Cooling System 1997 Mer 5.7LX

    Hello, first time user. I must start off by saying I have learned many new techniques and I have become more knowledgeable due to this site. Keep up the good work! Well I have a 1997 MerCruiser 5.7 LX OKO26695 Bravo 3 (in a 1997 Doral 230CC). Last weekend I was planning on winterizing for the...
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