2002 Yamaha YFM660 Grizzly factory service and repair manual, Page 214Get this manual
CRANKCASE ENG
4.Tighten: Crankcase bolts (follow the proper tightening sequence)
10 Nm (1.0 kg, 7.2 ft lb)R
Right crankcase Left crankcase
NOTE: Tighten the bolts in stages, using crisscross pattern