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    Looking for 2003 Johnson Outboard 150

    Hey guys and gals, I am looking for an OEM for my buddy who has a 2003 Johnson Outboard 150. I actually spend a lot of time on the Mercruiser section for my boat. This site is fabulous and I keep telling my buddy about how much great information is here. He can't find a manual for his engine...
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    Setting Final Idle Speed and Mixture Procedure on Merccarb

    Good evening all, Mercruiser 3.0L Alpha 1 Gen 2 I/O. S/N OD714746 Engine S/N OD671270 Transom S/N OD665768 Drive So my new tachometer showed up today and I will be finally trying to set the idle speed this weekend. Reading through the procedure and have a few questions. Step 1 - Connect an...
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    So, just how does the Mercab work

    Good morning all, Mercruiser 3.0L Alpha 1 Gen 2 I/O. S/N OD714746 Engine S/N OD671270 Transom S/N OD665768 Drive Back with another newbie question. Still working on getting the engine to not stall on low rpm, no wake speed. I was on the boat (in the yard) tooling around yesterday and trying...
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    Mercruiser 3.0 stalls at no wake speed

    Good evening again, Mercruiser 3.0L Alpha 1 Gen 2 I/O. S/N OD714746 Engine S/N OD671270 Transom S/N OD665768 Drive So, when out and about the boat runs great. Increase and decrease speed, no problem. BUT, when I enter the no wake zone or come back to the pier by engine stalls. Then, it is not...
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    Changed Plug wires and distro cap - now boat will not start

    Good evening all, Mercruiser 3.0L Alpha 1 Gen 2 I/O. S/N OD714746 Engine S/N OD671270 Transom S/N OD665768 Drive Have had the restored boat in the water twice over the last week and it ran fine except when I would go no wake speed and right by dock and the engine would die. Managed to restart...
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    Successful Maiden Voyage and Thank You

    Well, yesterday was the day. The day that I dared take the project out on the water. I was given a free boat and trailor last summer. With all of your wonderful help and advise I was able to take a boat that has sat uncovered for 4-5 years, had more grass and moss growing in it than my backyard...
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    Water in engine oil. Merc 3.0

    Here we go again, Mercruiser 3.0L Alpha 1 Gen 2 I/O. S/N OD714746 Engine S/N OD671270 Transom S/N OD665768 Drive After many hours of learning and repairing with your help I finally have the boat ready to go in the water. I just had one thing left to do before my first water test. Change the...
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    Shift cable bellows small clamp

    Back again, Mercruiser 3.0L Alpha 1 Gen 2 I/O. S/N OD714746 Engine S/N OD671270 Transom S/N OD665768 Drive So I am wondering if something was missing in my bellows kit. I replaced all three bellows last month. When replacing the shift cable bellows I replaced the hose clamp on the transom side...
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    Troubleshooting Tachometer Help

    Hey all, Mercruiser 3.0L Alpha 1 Gen 2 I/O. S/N OD714746 Engine S/N OD671270 Transom S/N OD665768 Drive Working ever so patiently toward getting first boat in the water. Had the engine running the other day on the muffs (very nicely I might add) but found that the tachometer does not register...
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    Mercruiser tilt vs. trailer position

    Hey everyone, first off here is my identity. Mercruiser 3.0L Alpha I/O. S/N OD714746 Engine S/N OD671270 Transom S/N OD665768 Drive Now, here is my misunderstanding. On my throttle there are 4 switches. Trim Up, Trim Down, Tilt Up, and Tilt Down. I have have read many great posts on here...
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    Cannot Re-Instal lAlpha 1 Gen 2

    Mercruiser 3.0L Alpha I/O. S/N OD714746 Engine S/N OD671270 Transom S/N OD665768 Drive Hey guys, well here I am again after a winter of not working on the FIRST boat. Over the weekend I replaced all the bellows, water hose and gimbal bearing. Was not as difficult as I thought it would be. Now I...
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    Replacing Skeg on Alpha 1 Gen 2 Outdrive SN#OD665768

    Each time I come here with a new question means I have successfully fixed, replaced, or determined my problem from the previous question. I would call that great progress thanks to you folks. Anyway the question. While I have the outdrive off the boat I wanted to fix the skeg. When I got the...
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    What is this cavity for on Alpha 1 Gen 2 Lower Unit

    So I replaced the impeller and put the water pump housing back together but am unsure as to what the rectangle cavity is just aft of the housing where the water pump hose connects. As you can see in the picture there is still a little blue epoxy on the back side of the cavity. It is only about...
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    Burned Water Pump Tube 1992 Mercruiser 3.0L Alpha 1 Gen II SNOD665768

    As the restoration of my first boat continues this was the adventure of the weekend. Built a stand for the outdrive to make it easy to work on. Then went right to work. Drained the old oil (Which had a horrible smell, but it was black and had no milky discoloration) then separated the upper and...
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    Correct prop for 1992 Mercrusier 3.0L w/ Alpha 1 Gen II Drive SN OD665768

    Hey guys and gals, first boat as you will realize by type of question. Was given a 19 foot 1992 Bayliner Classic, 1992 Mercruiser 3.0L (SN OD714746), Transom (SN OD671270). and Alpha 1 Gen II Outdrive (SN OD665768). The prop looks pretty beat up on the tips so I wanted to replace. Finally got...
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    Need replacement spark plug wires for 1992 3.0l Engine Serial # OD714746

    So I have found the correct spark plug part number in the #13 Service Manual but can not find the part number for replacements spark plug wires. Did a google search but came up with different answers so I am not sure what to buy. Can anyone point me in the right direction. 1992 Mercruiser 3.0L...
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    Still cannot start engine Mercruiser 3.0L Alpha I Gen 2 SN#OD714746

    Well, back again. Finally had some time to try and work on engine and have been unable to get it started. Used the troubleshooting procedure from the stickies, (Troubleshooting your engines starting system - http://forums.iboats.com/showthread.php?t=167035) and was unable to determine a problem...
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    Where is the link to the $3.00 DIY Exhaust Bellows installation tool

    Hi everyone, I was searching on here two nights ago and found a link to an exhaust bellows installation tool that was made with carriage bolts, PVC tubing and rubber bands and there were nothing but great comments about it. i have to replace my exhaust bellows and now can not for the life of me...
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    Removed spark plugs and still can't get pistons to move in 3.0L Alpha I

    Errrrrrrrrr. Ok, temper tantrum over. Now. I have learned that being a newbie can be frustrating because you listen to everyone trying to absorb all the information that you can and it gets quite confusing. So, here it goes. I was told to try and get the pistons to turn using a ratchet but the...
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    All Fluids for 1992 Mercruiser 3.0L Alpha Sterndrive

    Hi all, I want to ask a question that will probably make you think "what is this guy trying to do" but you have to learn sometime. I really want to try staring the engine for the first time but I am not sure what fluids I need to check on the out drive prior to starting. I know there is an oil...
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