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    5.7 Mercruiser Carb Ski inboard Tee on Thermostat housing

    Finally eliminated the intermittent beeping horn ! From the very first day of operation, the fluid levels were continuously checked prior to operation. After reading both the engine manual and the installation manual and specifically the details about velvet drive fluid type and level. The...
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    5.7 Mercruiser Carb Ski inboard Tee on Thermostat housing

    The oil pressure test resulted in a 41 psi at 750 rpm and 74 psi at 3000 rpm. Lot's of oil pressure. Disconnected the temp sensor dark blue/black wire on the velvet drive and the horn stopped sounding intermittently. The oil hoses leading to the cooler are barely warm after running WOT for a...
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    5.7 Mercruiser Carb Ski inboard Tee on Thermostat housing

    Thank-you. It's dark here now but will check tomorrow and report back. thanks again !
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    5.7 Mercruiser Carb Ski inboard Tee on Thermostat housing

    You may have thought to yourself, why is this guy looking at check balls and asking about waterflow. The motor is like new with only 5-6 20 gallon tanks run through it. We constructed a Glen-L Monaco and put the 5.7 CARB/SKI inboard right from the crate. It has a beep sounding out of the little...
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    5.7 Mercruiser Carb Ski inboard Tee on Thermostat housing

    That is exactly what I thought and thanks for your reply.
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    5.7 Mercruiser Carb Ski inboard Tee on Thermostat housing

    Thankyou for replying. Any idea why with those check balls installed there would be more flow out one exhaust than the other ?
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    5.7 Mercruiser Carb Ski inboard Tee on Thermostat housing

    I have a Mercruiser 5.7 carb ski inboard serial # 1a091889. On top of the thermostat housing is a tee with the hoses of either end of the tee leading to the exhaust manifolds. inside the tee is a rod with spring loaded balls. what does this do ?
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