Spark Plugs; Spark Plug Inspection; Spark Plug Recommendations - Polaris 550 Owner's Manual

MAINTENANCE

Spark Plugs

Spark Plug Recommendations

Refer to the specifications section beginning on page 126 for the recom-
mended spark plug type and gap for your vehicle. Torque spark plugs to
specification.
NOTICE: Using non-recommended spark plugs can result in serious engine
damage. Always use POLARIS-recommended spark plugs.
Plug Condition
New Spark Plug
Previously Installed
Spark Plug

Spark Plug Inspection

Spark plug condition is indicative of engine operation. Check the spark
plug firing end condition after the engine has been warmed up and the
vehicle has been driven at higher speeds. Immediately check the spark
plugs for correct color. See page 103.
CAUTION! A hot exhaust system and engine can cause burns. Wear
protective gloves when removing a spark plug for inspection.
1. Rotate the spark plug cap 1/4 turn and pull it off the spark plug.
2. Rotate the spark plug counterclockwise to remove it.
3. Reverse the procedure for spark plug installation. Torque to specifi-
cation.
102
Torque Specification
550
9-11 ft. lbs.
(12-15 Nm)
17-20 ft. lbs.
(23-27 Nm)
850
18-20 ft. lbs.
(24-27 Nm)
18-20 ft. lbs.
(24-27 Nm)