Suzuki TU250X Service Manual page 121

3-74 ENGINE
• Apply grease to the O-rings and install the valve inspection
caps.

Replace the O-rings with new ones.
 99000-25010: SUZUKI SUPER GREASE "A"
SPARK PLUG
• Tighten the spark plug 1 to the specified torque.
 Spark plug: 18 N·m (1.8 kgf-m, 13.0 lbf-ft)
 09930-10121: Spark plug wrench set
STARTER MOTOR
• Apply grease to the O-ring and install the starter motor.

Replace the O-ring with a new one.
 99000-25010: SUZUKI SUPER GREASE "A"
or equivalent
or equivalent