1995 Mariner Mercury Outboards Service Manual 50HP 4-Stroke, Page 149Get this manual
6Insert screwdriver at the pry points between the crankcase cover and block to separate 9Remove crankshaft from block
53744Screwdriver
7Use 516 in12 point socket and remove connecting rod bolts8Remove carbon ridge from the cylinder bore using burr knife Push out the pistonsKeep each pistonconnecting rod, and cap together as an assemblyNOTE: Each connecting rod and cap are matched setThey must not be interchangedaMain BearingsDo Not InterchangeReinstall in Orig inal Locations