1998-2001 Honda Fourtrax Foreman TRX450S, TRX450ES Factory Service Manual, Page 210Get this manual
CRANKSHAFTIBALANCERTRANSMISSION
ASSEMI LY !INSTALLATION B
App ly oil 10 the shifter gear grooves edge facing away from the thrust load lways insta ll the thrust washers and snap rings with the chamfered After ing the snap rin g, slightly open the ringl and rotate in its groove to be sure it is fu lly seatedDo not use wOrn .snap ring wh ich could easily spin in the 9rOOV9They may be too loose 10 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 bushfngs TM counlershaft must be installed ith the Insi, oil feed hole to the back, and the outside oil holes to the front as shown TRX450$ MAIN SHAFT: