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    MCM 470 Coolant leakage

    I recently did the rehab of the waterpump gasket on my mercruiser 470. (water pump on top of the camshaft). I did also change all gastket on the exhaust manifold side. I do not see any leakage on the hoses. The engine is 1983, with low mileage (300 hours) Nevertheless I did restart the engine...
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    MCM 470 shift cable maintenance

    Hello, I have just completed successfully the rehab of my faulty engine waterpump (re-sealing). I must thank all the forum members for their very useful advices. Thanks. I need know to change the swhift interruptor switch that is brobken and this is is discontinued, I well then replace the...
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    MCM 470 waterpump reseal

    Hello, I m on the way to rehab the waterpump and have 2 questions 1/ after a lot of difficulties i finally succeed to pull off the flywheel ( i had to manufacture the appropiate tool). How can i use to fit it back ? I m also plnning to replace the whole alternator by a kit. The old one was not...
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    MCM470 waterpump rehab

    Hi , I'm Gaetan from France. I need some advice to rehab the waterpump of my MCM 470. I then have a few questions : 1) I removed some parts (ignition coil, coolant bottle, steering pump) to have more accessibility. I saw that a specific tool is required to remove the flying wheel. Why ? If...
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    Ignition coil

    Hello I'm new on this gr??t forum. I'm french from Annecy in th? Alps. I have a 22 ft boat with an old but low millage 470 engine. I'm busy reworking the cooling system by changing all seals and cleaning exhaust manifold and elbow. I'm nos facing the issuse that the engine is not restarting...
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