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MAINTENANCE
Spark Plugs
Spark Plug Gap/Torque
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. See page 70.
NOTICE
Using non-recommended spark plugs can result in serious engine damage.
Always use Polaris-recommended spark plugs. Refer to the specifications
section beginning on page 106.
Model Electrode Gap New Plug
To r q u e
Used Plug
To r q u e
RANGER 4X4
500 EFI
.036" (.9 mm) 9-11 ft. lbs.
(12-15 Nm)
9-11 ft. lbs.
(12-15 Nm)
CAUTION
A hot exhaust system and engine can cause burns. Wear protective gloves
when removing a spark plug for inspection.