Spark Plug: Service and Repair

REPLACEMENT

- Disconnect the battery cables, and then remove the battery and battery carrier.
- Remove the air cleaner lower case.
- Disconnect the spark plug cord.





- Remove the spark plug with a plug-wrench.
- Set the new spark plugs.

Recommended Spark Plug:
NGK: FR5AP-11

- Tighten the spark plug lightly with hand, and then secure with a plug-wrench to the specified torque.
Tightening torque: 21 Nm (2.1 kgf-m, 15.2 ft-lb)

NOTE:
- Be sure to place the gasket between the cylinder head and spark plug.
- If a torque wrench is not available, tighten the spark plug until gasket contacts cylinder head; then tighten further 1/4 to 1/2 turns.