1998-2004 Honda Foreman 450 factory service manual, Page 150Get this manual
CYLINDER HEADCYLINDERPISTON Install the following:Spark plug capCarburetor (page 5-16)Exhaust pipe (page 2-16)
Install new cylinder head cover gasketInstall new O-ring into the groove of the rocker arm holder
Install the cylinder head cover and tighten the boltsInstall the fuel tank heat insulator and fuel tank (page 5-21)