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We have to replace our port failed 454 Mercruiser with a different engine because they are not made anymore. The mechanic says he can buy a standard engine and just flip it around. Is this possible? my pervious engines were left hand turning. The propellers were inward turning. If the new...

I have a 7.4l mercrusier that was running rough. After trying to fix a lot of things - Checked and changed the fuel/water separator. The plugs were replaced and then the fuel pump. We are getting 50 psi pressure. Good compression in all cylinders. The engine cranks but won't start now...

We have a port engine idling and running running rough. 7.4l MPI. I have checked the fuel filter and it didn't have water or any debris in it. When you turn on the ignition the pressurization noise you usually hear sounds strange and a little gurgled, so I am thinking that is the issue. Has...

Does anyone know what the green light on the instrument panel, just under and to the right of the stbd engine start button, monitors? I can't find it in the owners manual, except the diagram that says it is optional, and it is not even on the wiring diagram for the panel. It comes on when the...

Does anyone know what the green light on the instrument panel, just under and to the right of the stbd engine start button, monitors? I can't find it in the owners manual, except the diagram that says it is optional, and it is not even on the wiring diagram for the panel. It comes on when the...

Hope someone can answer this question. I turn on the stbd ignition switch. On the instrument panel I push the start button to on position, but the green light on the panel does not come on. I can push to start and the engine fires right away, but there's no water coming out the exhaust so I...

My STBD light is out. Has anyone replaced the bulb, or do you need to replace the entire unit? Cheers