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  1. W

    Oil to Use in 3.7L Mercruiser

    Have a 1989 3.7L Mercuriser. Wondering what is the best oil to use in it. Thanks,
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    1988 3.7L Mercruiser Not Starting

    I have a 1988 3.7L Mercruiser that will not start. It is cranking but will not turnover. I tested for spark at the plugs, and it is not getting any spark. So i replaced the coil, and i still have the same problem. I checked and made sure that there was gas getting to my carb, and i have just...
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    External Resistor for Coil Question

    I have a 1988 Wellcraft 180 Classic with a 3.7L Mercruiser. I am replacing my current coil that says on the coil use without an external resistor. Now when I look up the replacing coil, the coil says on it to use with an external resistor. My question is do I need to get an external resistor for...
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    3.7L Mercruiser Will Not Turn Over

    Hey guys, I have a 1988 Wellcraft 180 classic with a 3.7L mercruiser in it. The boat cranks but will never turn over. I thought it was not getting gas from the carb to the engine so I replaced the fuel filter and rebuilt the carb. But it is still the same problem. I am looking for any advice on...
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    3.7L Boat Engine not Turning Over

    I have a 1988 Wellcraft with a 3.7L Mercruiser that will not turn over. I just boat the boat and had it on the water once, but when I shut the boat off several times it killed the battery. So i replaced the alternator and now I have another situation. When I try to start the boat, it will just...
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