2003 Yamaha YFM400FAR Kodiak Factory Service Manual, Page 192Get this manual
CRANKSHAFT AND OIL PUMP
INSTALLING THE CRANKSHAFT AND BALANCER 1.Install: Crankshaft Crankshaft installer set 12: PNYU-90050 Buffer boss installer set 23: PN90890-04088 Crankshaft installer bolt 1: PN90890-01275 Adapter #11 3: PNYM-33279 Spacer (crankshaft): PNYM-90070-A, 90890-04060 NOTE: Hold the connecting rod at the Top Dead Center (T.D.C with one hand while turning the nut of the installing tool with the otherOperate the installing tool until the crankshaft bottoms against the bearing