2004-2006 Honda FourTrax Rancher TRX350TE/TM/FE/FM Service Manual, Page 157Get this manual
CYLINDERPISTON CYLINDER INSTALLATION Clean the gasket surfaces of the cy li nder and crankcase th orough ly, being carefu not to damage itand being carefu not to allow gasket material in to the crankcase Blow through the oil passage (stud bolt holein the cylinder with compressed air
Install the dowel pins and new gasket
Apply engine oil to the cylinder wallpiston and piston ring outer surfacesBe careful no10 damage (he piS on rings and cvlH1der