Polaris RANGER 570 2023 Owner's Manual page 98

MAINTENANCE
SPARK PLUGS
SPARK PLUG RECOMMENDATIONS
Refer to the Specifications section for the recommended spark plug type for your
vehicle. Always torque spark plugs to specification.
Using non-recommended spark plugs can result in serious engine damage.
Always use POLARIS-recommended spark plugs or their equivalent.
SPARK PLUG GAP/TORQUE
MODEL
RANGER 500
RANGER 570
RANGER CREW 570
SPARK PLUG INSPECTION
Spark plug condition is indicative of engine operation. The spark plug firing end
condition should be read after the engine is warmed up and the vehicle is driven
at higher speeds. Immediately check the spark plug for correct color.
A hot exhaust system and engine can cause burns. Wear protective gloves
To inspect the spark plugs, do the following:
1. Lift the cargo box to access the spark plugs.
2. Remove the spark plug cap. Using the spark plug wrench provided in the tool
kit, remove the plug by rotating it counter-clockwise.
3. Reverse the procedure for spark plug installation.
4. Torque to specification.
96
ELECTRODE GAP
.03-.04" (.7–.9 mm)
.03-.04" (.7–.9 mm)
.03-.04" (.7–.9 mm)
when removing a spark plug for inspection.
NOTICE
CAUTION
NEW OR USED PLUG
TORQUE
14.8 ft. lbs (20 Nm)
9 ft. lbs. (12 Nm)
9 ft. lbs. (12 Nm)