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    86 Mariner 60hp had weak spark now none...

    I have a 1986 Mariner 60 HP that was getting increasingly hard to start last season. I determined that I had weak spark on all three cylinders (yellow spark that had a hard time jumping 1/8" gap) and the engine just didn't have any power (on a 17' alumacraft with fishing gear and my 300 pounds...
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    Swapping engines...need coupler advice

    I have an 87 OMC 5.0 Litre with a Cobra outdrive. The engine is shot... I have picked up an 84 OMC 5.7 Litre that was backed by an 800 outdrive that I plan on dropping in. Now on to my problem... The 87 5.0 has a 1 piece main whereas the 5.7 litre uses the older 2 piece main. My existing...
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    3.0 Litre Problems...Please help!

    I just purchased a 1989 Maxum with a Mercruiser 3.0 135hp Alpha One.<br />There was about 4 quarts of water in the oil pan at the time of purchase. The owner didn't know what had happened other than a mechanic at the marina said it was a blown seal.<br />I talked with the mechanic at the Marina...
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