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    Mercruiser 3.7LX Running Hot

    Hi, I have a 26 ft Cruisers Inc. Vee Sport with twin 1989 Merc 3.7LX 4 cylinder engines with Alpha 1 outdrives. The starboard engine has always run at a higher temperature than the port. Last season the starboard was running at 180 degrees and sometimes even up to about 190. The port always...
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