2001-2006 Honda TRX 300EX Sportrax 300EX Factory Service Manual, Page 171Get this manual
!ALTERNATORSTARTER CLUTCH STARTER CLUTCH INSPECTION OISASSEMBlY Check the operation oll he one-way clutch by turning the driven gearYou should be able to tur the driven gear counte rclockw se smooth v, but the gear should not turn clockwise
Inspect the staner dr iven gear teeth lor damage or
abnormal wearCheck the need le bearing lor damage