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    Engine stopped charging, any ideas ??

    twin 7.4 big blocks Merc. port engine charges fine 14.5 volts to battery, starboard alternator putting out 14.4 volts but it doesn't get to the battery which just shows the standard 12 volts. Dash gauge also shows 0 volts charging. Any ideas ?? Thanks for your help
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    70 HP Suzuki 4 stroke Breaking Down

    My 2004 70HP lost the "tel tale" water indicator recently and started overheating, replaced impeller in June. When I put my hand against the "Tel Tale" hole on the back of the engine it blows air, anybody have any ideas. If the engine overheats would this cause it to break down ? Thanks for...
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    Need Location of Gas Tank Pick Up

    I am trying to get some water out of my tank on my 25 Wellcraft Sportsman, I want to tilt the boat to a position that would be most advantage for pumping out the tank. would anyone know where to pick up tube is located ...
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    4 or three, here is what I do !

    25 ft wellcraft, 350 merc IO we go out fishing 25 miles, speed not a real issue. No hole shots or water sking. Boat never overloaded. 3 or 4 blade ? thanks
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    Cant trim drive up, easy question I think !!

    I can only trim my drive up with the "trailer switch" although in goes down fine with the switch on the throttle handle. I know this was asked once before but cant locate the answer Thanks in advance Deano
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    Need advice on alternator not charging

    My son bought a 1990 Sea Ray last week with Mercruiser IO 350. The lights went dead as did the engine after sitting with the radio on for about an hour yesterday. So I went down today, gave the engine a jump, put my gauge on and it was putting out 7 volts. Now the issue, The alternator looks...
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    Will My Truck Tow My Newe Boat

    I just burchased a 1993 24 ft Renken Seamaster, single engine IO. Has twin axel trailer. Will My 2010 Toyota Tacoma tow this ? Thanks , Deano
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    H2O Leak, 2 Marine Mechanics Have No Clue

    I went to the boat today and the pumps were running, it was fine yesterday. I looked around an found the spot.It is a 1988 Alpha one 350. When you look at the transom from the inside you have the drive shaft and right above that there is the raw water inlet hose. Now about 2 inches to the right...
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    Spark Plug Gap (easy question I think)

    I bought 8 new NGK Plugs number BR6FS for my 1988 v8 350 mercruiser. The guy at the marina looked in the book and said .40 for the gap. When I pulled out the old ones (same plug) they were all at .30 can anyone tell me what is correct ...
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    Strange overheating problem, need help

    I have twin 1988, 350 chevys (mercruisers). Port engine runs ok to 2500rpm then as soon as I bring it up to 3K the temperature inches up and alarm goes off. Can run all day at 2500. Closed system, only risers get salt, impeller is brand new. Will run at 3K all day in the yard with "muffs" on...
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    Can Alpha One Drive Slip ??

    I put the boat in the water today and when I try to plane it (1988 Searay twin 350 mercruisers Alpha ones) the port engine revs up like there was no prop or I was in netural halfway into the plane and I have to back off. There is nothing wrong with the prop as I pulled it off and had it...
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    Water in combustion chamber ???

    I changed all 8 plugs and finally with a lot of cranking started my Mercruiser 350, 1987 engine. It ran ok but would not idel and restarted hard. I then noticed that the smoke coming from the valve cover vents seemed like a little steam so I shut it down, removed a couple of plugs and there was...
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    Simple engine rotation question, I think

    -------------------------------------------------------------------------------- Well, I finally got the controls fixed and now the starter went on my 1987 twin 350s Searay Amberjack (stabbord side)Pulled starter and went to get one but they come in standard and reverse rotation. Anyone know...
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    Need Help with Battery Isolator

    I purchased a twin engine isolator without directions, I know that the three terminals on the bottom go to the three battery banks, but which wire do I disconnect from the alternators to run to the terminals on the isolator ? I have 1987 Merc. 350s in a Sea Ray Amberjack<br /><br />Thanks Dino
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    Battery Isolator Installation, Need Help

    I purchased a twin engine isolator without directions, I know that the three terminals on the bottom go to the three battery banks, but which wire do I disconnect from the alternators to run to the terminals on the isolator ? I have 1987 Merc. 350s in a Sea Ray Amberjack<br /> <br...
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