Yamaha Outboards 3P Service Manual, Page 16Get this manual
ISPEC I C33001-0
MAINTENANCE SPECIFICATIONS
TIGHTENING TORQUE
Item Crankcase Cylinder head Spark plug Flywheel nut Power unit mounting bolt Swivel bracket mounting bolt Lower case mounting bolt Propeller nut Nm Nm Nm Nm Nm Nm Nm Nm Unit (m.kg, (m.kg, (m.kg, (m.kg, (m.kg, (m.kg(m.kg, (m.kg, tt.lb) tt.lb) tt.lb) tt.lb) tt.lb) ft.lb) ft.lb) tt.lb) Model 3MHP 9.0-12.0 (0.9-1.2, 6.5-8.7} 9.0 -12.0 (0.9 -1 .2, 6.58.7) 23.0-27.0 (2.3-2.7,16.6-19.5) 40.0-50.0 (4-5, 28.9-36.2) 6.09.5 (0.60.95, 4.36.9) 6.0-9.5 (0.6-0.95, 4.36.9) 6.09.5 (0.60.95, 4.36.9) 8.012.0 (0.8 -1.2, 5.88.7}