2005-2011 Honda Recon TRX250TE/TM service manual, Page 214Get this manual
CRANKCASE TRANSMISSIONCRANKSHAFT ASSEMBLYINSTALLA TION NOTE Apply oil to the shifter gear grooves Always install the thrust washers and snap rings with the chamfered (rolled) edge facing away from the thrust loadAfter installing the snap ring, slightly open the ring and rotate it in its groove to be sure it is fully seatedDo not use worn snap ring which cou ld easily spin in the grooveIt may be too loose to properly seat in the groove Al ign the gap in the snap ring with the groove of spline Align the oil holes on the shafts and bushings The countershah must be installed with the inside oil feed hole to the back, and the outside oil holes to the front as shown