1987-2003 Yamaha YFZ350 Banshee supplementary service manual, Page 137Get this manual
ENGINE ASSEMBLY AND ADJUSTMENT
5Apply: 02-stroke oil To the crank pin, bearing and oil delivery hole6Check: Crankshaft and transmission operation Unsmooth operation-Repair
7Install: Cam stopper plate (D Bearing stopper plate
8Tighten: Screws (cam stopper plate)
Screws (Cam Stopper Plate): 14 (1.4 m-kg, 10 ft-lb) LOCTITE8
Screws (Bearing stopper plate)