Suzuki RM-Z250 Owner's Manual page 132

4-52 DISASSEMBLY AND ASSEMBLY
• Remove the magneto rotor 8 with the special tool.
 09930-34951: Rotor remover
• Remove the magneto rotor key 9.
INSTALLATION
• Remove any grease from the tapered portion A of the mag-
neto rotor and crankshaft B.
• Fit the magneto rotor key 1 to the crankshaft.
• Install the magneto rotor.
• Tighten the magneto rotor nut 2 to the specified torque with
the special tool.
 Magneto rotor nut: 80 N·m (8.0 kgf-m, 58.0 lbf-ft)
 09930-44560: Rotor holder