Polaris Sportsman 550 XP - Manual (Page 98)

95
MAINTENANCE
Spark Plugs
Spark Plug Recommendations
Refer to the specifications section beginning on page 120 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.
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 96.
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.
Plug Condition
Torque Specification
550 XP 850 XP/XP EPS
New Spark Plug 9-11 ft. lbs.
(12-15 Nm)
18-20 ft. lbs.
(24-27 Nm)
Previously Installed
Spark Plug
17-20 ft. lbs.
(23-27 Nm)
18-20 ft. lbs.
(24-27 Nm)