Service Manual

10
Spark Plug Service
NOTE: Spark plugs of the wrong size or incorrect heat range can cause severe engine damage.
High Voltage Ignition Systems can be Dangerous - Use Caution when Servicing Ignition Systems
1. Disconnect the spark plug cap and thoroughly clean the spark plug area.
2. Remove the spark plug from the engine.
3. Inspect the spark plug for excessively worn electrodes, chips or cracks in the insulator, or excessive
deposits.
4. Measure the electrode gap and adjust if necessary. Spark Plug Gap: 0.0275 - 0.0314” (0.7-0.8 mm)
5. Install spark plug and torque to specification - 22 ft-lbs (30 Nm).
6. Fully install the spark plug cap on the plug.
0.0275 - 0.0314”
(0.7-0.8 mm)