Polaris 2003 Universal Snowmobiles - Manual (Page 126)

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MAINTENANCE
General Maintenance
Spark Plug Removal and Replacement
Remove the spark plug with the special wrench (1) provided in the tool
kit.
1. Remove the spark plug cap.
2. Rotate the plug counterclockwise
and remove it.
3. Install the new spark plug, rotating
clockwise.
4. Torque to 18-22 ft. lbs. (2.5-3 kg/m).
5. Check spark plug gap (refer to your
Owner’s Manual Supplement).
6. Install spark plug cap.
If spark plug color indicates overheating, the cause of this
condition must be identified and corrected to prevent damage
to the engine.
CAUTION
Hot parts on the exhaust system or engine can cause burns
and result in serious injury. Never attempt to remove the
spark plug while the engine is warm.
WARNING
1