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    Mercruiser 5.7 Pink antifreeze in oil

    I have a 87 Wellcraft St. Tropaz that has 2 Mercruiser 5.7 Stern Drives. The motors have a half enclosed cooling system. Last fall I removed the boat from the water and ran 6 gallons of Pink antifreeze through the intake hose by running the motor and pouring the antifreeze in the hose that...
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    Shift Interrupter

    I have a 1980 Lund Siruis with a Mercruiser 120 HP in it. it is not the original motor we replaced it a couple of weeks ago. When I connect the Shift Interrupter wires one Brown and one Black the boat Same on engine as on Interrupter will not start when I disconnect the wire it starts first...
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    Impeller question

    I have a 1980 lund 17 siruis. The boat has a 120HP Mercruiser. It used to have a 140 Mercruiser 3.0 but had milky oil so we switched it out with the 120 hp until I can get the 140hp rebuilt over winter. I tested the set up tonight for the first time everything seems to be working well but the...
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    Carb Rebuild kit???

    I need a carb rebuild kit for a 86 Mercruiser 140 4cyl carb is a Mercruiser 1389-9350. I can not find this carb in the iboats motor parts.
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    Inboard tilt and trim motor

    I have purchased an 86 Thunder craft Malibu. Having a problem with the tilt and trim. This boat has sat for about 8 years or more. when I hit the trim all I get its clicking. Is there a way to take these apart and clean them up?
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