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    Pressure testing outdrives

    I purchased a adapter to pressure test my Mercruiser I/O. It appears pressurizing it up to 15 psi and check for leaks. looking for some tips and assistance with this procedure. I'm getting water in the gear lube. I was thinking to use dish soap and water around the seals external, but what...
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    Water in the lower unit

    I have a 1968 Mercruiser 120 in my Sea Ray SRV 185. I'm getting water in the 80-90 gear lube in my lower unit. The oil is milky after a couple hours, and it leaves a light oil film in the water. If I refill the unit with fresh oil, and let it set, no leaks show up below the unit (out of the...
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    Classic Boats and leaded fuel

    I have a 1968 Sea Ray with a Mercruiser 120, I'm sure it was designed for leaded fuel, what issues should I be concerned with? I added lead substitute, and fuel stabilizer during storage.
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    Mercruiser 120 Thermostat

    I have a 1968 Sea Ray SRV 185 with a Mercruiser 120. I removed the thermostat for winterizing, and like a bone head, don't remember the correct position. My memory, and being a automotive mechanic all my life, I think it was installed backwards to how cars and trucks are. Top facing down. Please...
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