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    Outdrive and performance questions

    I am not sure where to direct this but I am looking for a bit of help improving performance. Boat: 1979 Gradywhite 254 Kingfish, 25 or so ft. This is a deep heavy boat for its class. I am estimating 7500 lbs with gear. Power Steering / hydraulic trim tabs Engine: 2009 MPI 5.7 / 300 HP Outdrive...
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    5.7 MPI and Distributor Cap Issues

    Can anyone help locating the correct part # for this cap? There seems to be an abundance of part #'s and I want to make sure I get the correct one. From my research this is the troublesome "flat cap" or "crap cap". Is there an alternative if they are so troublesome? If so, any recommendations...
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    Where to find gimbal assembly year

    I think I have the serial number enough now 0F089866 First and 6th digits are questionable How can I find out what year this was made?
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    Gimbal Bearing numbers

    I cannot read the serial numbers to the Gimbal Housing. I know I have a Alpha One Gen II or which is now the SEI SE116 outdrive. The gimbal bearing is rough and needs replacement. Are all the bearing the same in between years? Does anyone know a part number for it?
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    SEI advice with 5.7 L

    Potential option for my gear set disaster is an SEI full outdrive replacement. ($1700 estimated installed) Can anyone offer advice for an SEI to replace an Alpha1 Gen II? Paired with a 2009 5.7 L MPI. I have read some negative with these drives and the higher HP. The drive will be pushing...
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    Outdrive help!!

    Re: Outdrive help!! These are what I took yesterday. Unfortunately I have none of the full OD.
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    Outdrive help!!

    Lost the upper gear set this weekend. The serial # on the outdrive is almost unreadable and I do not have enough pics to identify. Maybe the partial numbers will help Ser # 1.47R 8L484551 The Bold #'s are difficult to read and I cannot tell if there are any afterwards.
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    What does MY outdrive seawater pump do?

    I have a 1978 Grady. 5.7 L MPI with Alpha One OD. Motor New install in 2009. Prior history unknown, no numbers available at this time as it is at Marina. The closed cooling system uses the engine pump to circulate the antifreeze through the components and heat exchanger. There is another pump...
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    5.7 Fuel issues / Bad Mechanic

    Long story short: I hired the wrong mechanic and still have a problem. 2009 5.7 L Mercruiser / Throttle Body / Electric Fuel Pump New water separator and fuel filter in pump replaced. I cannot get fuel to the pump. If I manually fill the pump with fuel I can run the engine until the fuel pump...
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    Antenna Recommendation

    Seems my antenna thread went in a different direction, so I'll ask this in a different thread now that I have a bit more specifics to what I want. Please recommend an antenna for standard ship/shore radio. I am looking for an 8-ft fiberglass, 6 dB antenna. Just looking for feedback and...
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    12 volt system and 24 volt horn

    I acquired a 24 volt horn from an old ship. This will wake up the neighborhood at 24 volts and is still impressive at 12 volts. I would really like to install this at 24 volts on my boat. My question: How can I get 24 volt from the system safely to hook this horn up? I have a dual battery...
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    Antenna Advice

    My antenna broke in storage for Radio #1. I do know it was a Shakespeare but no idea what # it was. Radio #2 has a 8-ft Shakespeare # 5206-C. I am looking for advice if I should take the opportunity to change Radio #1 to something different than Radio #2. Boat usage involves 30-40 mile...
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    Impeller Replacement

    Doing a bit of research and reading up on the impeller for my Alpha 1. Can someone please answer the following: 1. Is it recommended to replace the whole pump or just the impeller? I have had no issues but have ran a year now without any maintenance to the OD. A few things I have read online...
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    Drum Brake help needed

    I have a Shoreline trailer with Hydraulic brakes. I lost the bearing assemblies on a recent trip when the bearing buddy fell out. The drum is too damaged for re-use as the spindle damaged the section where the bearing buddy will go. Locally all I can find are drums for electric assemblies. The...
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    Grilling out to sea

    Maybe this topic is beatin to death, but I am curious. How many will grill on the boat while out and about on the boat? I am thinking of the Magma mounted in the rod holder or rail while out fishing. My gut tells me this is dangerous, but my taste buds are winning the arguement. Are the Magmas...
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    Please help me: Carb Confusion with Numbers and Dimensions

    1984 3.0L (I think) Serial # on valve cover 6829350 Serial # on block by flywheel 2643085 Current Carb is a Roch # 7041139 I ordered a Roch 3348-818621 to get back to the original carb. Mallory #9-34002. This was based upon the serial number from the valve cover crossed to the book for the...
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    Start-up High Idle

    Mercruiser 3.0L 1984. Electric Choke. Rochester Carb When cold starting it will remain in High Idle (2000 RPM). It takes about 5-10 min before it cuts down to 700 RPM and I have to rev the engine to knock it down. Is this normal? Its a real pain if I stop for awhile because I have to go...
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    Transmits but not Receives

    Ship Shore transmits to everyone fine but can only receive short range (less than a mile). It appears to be receiving long range (greater than 5 miles) but I can only hear mixed static. Any ideas?
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    Shift Cable end installation

    After installing the cable I have a question to the end that attaches to the plate. The core slides into the platic piece. In the plastic piece is the threaded section where the set screws get installed. How far in does the core go? If I understand it correctly does it stop where the set screws...
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    Shift Cable Tool Alpha One

    Looking for any tips into buiding a shift cable tool to save some time. I have decided to change the lower cable this weekend but no one has the part or wants to lend it for this weekend. I have researched a few tips: 1. Weld a nut to the end of a craftsman 3/8 drive deep 9/16 socket 2. Turn...
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