1973 Evinrude Norseman 40 HP Service Manual, Page 43Get this manual
bearing component to assure correct mating when they are reassembledAlso mark the cylinders from which they are removed fRemove carbon seal from lower end of crankshaft by removing retaining ring with Truarc No.2 pliers (Special Tool #303858), then removing other components of seal assemblygLift crankshaft from cylinder blockSee Figure 5-10Lift retaining ring out of groove and slide aside to remove crankshaft center main needle bearings for cleaning and inspectionSee Figure5-11
Figure 5-11Removing Center Bearing
Figure 5-10Removing Crankshaft
hReinstall matched caps on connecting rods and remove pistons and rods from cylindersiRemove the rings from the pistons by prying the ends loose enough to grip them with pliers and then breaking them away from the pistonDO NOT try to save the ringsInstall complete set of new rings on every power head service job