1998-2001 Honda Fourtrax Foreman TRX450S, TRX450ES Factory Service Manual, Page 80Get this manual
LUBR'ICATION SYSTEM .Apply dean engtlle oil to the new O-ringsInstall the O-rings onto the oil coo ler pipe flangesInstalJ the oil pipes into the front cran kcase cover,
Install the oi cooter plpe setting pla,t and tighten til socket bol ts secu r,elvFill th recommended engine, 011(page 3- 10)
COOLING FAN MOTORSHIR QUD