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    mercury200 black max

    there are six, what appears to be vacuum lines connected to fittings on the block just behind the carb area. One of these on the driver side, bottom is leaking quit a bit of fuel while idleing. It seems to be under compression or mixed with air as it leaks. The leak is between the block and the...
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    carb leak mercury black max 200

    There is a small brass looking fitting with a very small black rubber line coming out of the side of the lower carb that is leaking gas especially when the engine is idleing. It is leaking between the fitting and the carb housing. Is this screwed in or pressed in? It is so tiny it could twist...
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    Cracked driveshaft housing on Mercury 200

    1988 Mercury Black Max 200, When trimming up at WOT the motor beginns to fall off at about 5600 rpms to 4800 rpms, and a vibration begins as if a cylinder is not fully firing. I recently have found the driveshaft housing under the powerhead has a blown gasket and is also cracked. Also exhaust...
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    exhaust manifold cracked

    MY rpms dropped from 6100 to 5600 then to 4800 along with a vibration, sort of like a cylinder not hitting. I found water coming out of exhaust and a crack in the exhaust manifold leaking water and air and also a gasket blown out just under the powerhead. I have a 200 Mercury black max 1988...
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    warning module sounds while powerhead running

    1988 Mercury black max, warning sounds constant but will go off after running awhile wide open. Oil levels are full and sensor in reservoir good. Sometimes doesnt happen, but mostly does. Also engine doesnt want to accelerate on all 6 cylinders, just keep trying and eventually all 6 kick in...
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