2005-2009 Honda TRX400EX/TRX400X Service Manual, Page 112Get this manual
ENGINE REMOVALIINSTALLATION swingarm pivot nut and bolt Remove the engine from the frame to the right sideReinstall the swing arm pivot bolt and nut so the chassis can be moved and stored safely
ENGINE INSTALLATION
Durll1g eng,na 1I1518llal'oll hold the engme securely an lake care not to damage rhe (rame andengll1e
Before instal ling the engine, make sure that the pivot col lars are installed into the swingarm pivotsUsing the loor jack or other adjustable support, ca refully place the engine into the frame from the right side and maneuver it into placeAlign the bolt holes and install the swingarm pivot bolt from the right sideInstall the pivot nut