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    High Speed Overheat

    Have a merc 230 with Alpha 1 Water pump replaced in June ran great. Mechanic said water tube was cracked but would make the season. Now it gets hot above 3k rpm. Is the water tube, and water hose up to the transom the same thing? Can it be changed without pulling the transom assembly? THanks
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    Mercruiser 5.0 230 Overheating at high speed.

    I have an '85 Celebrity with a Mercruiser 230/ Alpha one out drive. Had the water pump impeller reloaced in June by marina. Has ran gret up till last 3 weeks. Gets hot wile cruising above 3K RPM. Will cool down at idle, or low speeds. Even towing a wakeboarder. Engine did not have a...
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    '95 Mariner 125 loosing power

    I have a '95 Mariner 125 on my 24' pontoon. While cruising at 4000 rpm the motor just dropped about 500 rpm. It runs really slow picks up slows back down etc. Almost like it starved for fuel. I pushed the choke and this made it worse, so I do no think it is a fuel problem. I pushed the...
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