1992 Johnson Evinrude "EN" 60 deg Loop V Service Manual, P/N 508146, Page 243Get this manual
Description of Charging System The charging system consists of battery, flywheel, an alternator stator, and rectifierregulator which provides full wave regulation of the systemThe engine's battery can affect the charging system operationThe battery should be of heavy-duty marine construction, should be the correct capacity for the application, and should be in good condition with normal chargeThis charging system is compatible with maintenance-free batteriesA deep-cycle battery must not be used as the engine's cranking battery
Flywheel
r:jl The engine's flywheel contains the permanently charged magnets which provide the energy to power the stator windingsThe magnets must be at their original design strength for full alternator outputStator