2004-2009 Honda TRX450R/TRX450ER Service Manual, Page 317Get this manual
CRANKCASETRANSMISSIONCRANKSHAFTBALANCER- '05) Install the right crankcase onto the left crankcaseRIGHT CRANKCASE
LEFT CRANKCASE
Coat the countershaft seal ring with grease and install the countershaft collar onto the countershaftCoat new O-ring with oil and install it onto the oil pipeInstall the oil pipe into the right crankcaseInstall the relief valve and oil strainer (page 5-5)
SEAL RING