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    Yamaha F225 Service manual compatibility

    I need a service manual for my F225A but I could only find the manual for F225C. What is the difference between F225A & F225C? Also, can I get access to the software required to connect to the motor and see the hours, fault codes, etc?
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    5.0 Mercruiser sudden rough idle and bad miss

    Any ideas on this? 5.0 mercruiser, qjet, electronic ignition boat is running perfectly until it develops a really bad miss while underway, and also at idle. So bad the motor sounds like it is running on 4 cylinders, and stalls at idle I changed the coil with new one new ignition module leads...
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    New Build complete - Performance results of first test

    Hi, So my boat is complete, its an 18tf fiberglass fishing boat with 5.0, 4 barrel, 1.83 Alpha 1 and 23 pitch laser SS prop. The leg is mounted according to the Mercruiser installation instructions at the lowest setting according to heavy duty installation. At 5000rpm the boat goes 40 miles...
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    Prop spins slowly when I rev in neutral

    Prop spins slowly when I rev in neutral Is this normal or is this a partial engagement of the clutch. Can I burn out the clutch in this situation. Note, boat is a new build and should be ready for first sea test very soon.
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    Tilt and trim gauge

    Does anyone have any idea how to connect the tilt and trim guage? I looked at the wiring diagrams in the manuals but can't see anything. Please just give me an indication of what to do, then I can figure it out. My boat previously did not have a gauge Boat is 5.0 merc with Alpha 1 gen 2 Thanks
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    Greasing the Gimbal bearing - When do I stop pumping???

    Like the title says, when do I stop pumping grease into the bearing? I can't see the bearing? SO I have no idea if it has enough grease. sorry if this is a stupid question.
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    Question for ROCHESTER quadrajet experts Mercruiser 5.0 5.7

    Here is a tricky one. Can anyone tell me the sizes of the standard ROCHESTER quadrajet METERING JETs and rods used on the Mercruiser 5.0 or 5.7? I am sure my Merc 5.0 is fitted with an automotive qjet and I want to ensure it is fitted with the appropriate metering equipment.
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    What caused this part to melt inside the leg? Broken seized bolts

    I need some help regarding the merc alpha 1 gen 2 drive I am fitting to my boat. I purchased this as a used good working unit. Look at this pic, the part behind the main shaft appears to be melted and deformed. Any ideas an what has happened? Should I drop the lower leg? I removed the top...
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    Quicksilver 3000 Classic controller question - what stops the move wires from wear?

    Hi, I purchased a good used Mercruiser Alpha one Generation 2 drive for a conversion on my former jet boat. I have assembled the controller which came with the drive (Quicksilver 3000 Classic) but when I move the throttle lever forward and reverse I can feel resistance from the wires catching...
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    Jet to Stendrive conversion: Merc transom assembly does not move left and right

    Re: Jet to Stendrive conversion: Merc transom assembly does not move left and right Please see the pics. I note there is a nipple for the trim movement but not for the steering?
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    Jet to Stendrive conversion: Merc transom assembly does not move left and right

    Calling experienced Mercruiser people!!!! I have purchased a complete mercruiser Alpha 1 Gen 2 sterndrive assembly because I have decided to convert my boat from a jet unit to a mercruiser sterndrive (I will be using the existing 5.0 motor already in the boat). My problem is the transom...
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