Honda CRF50F Owner's Manual page 143

Torque Specifications
Engine oil drain bolt 18 lbf·ft (24 N·m ,
2.5 kgf·m)
Front axle nut 35 lbf·ft (46 N·m ,
4.8 kgf·m)
Rear axle nut 35 lbf·ft (46 N·m ,
4.8 kgf·m)
Specifications
135
Technical Information