Polaris 2008 Ranger Crew - Manual (Page 78)

75
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 76.
CAUTION
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 108.
Model Electrode Gap New Plug Torque Used Plug Torque
RANGER
Crew
.035" (.9 mm) 18 ft. lbs.
(24 Nm)
18 ft. lbs.
(24 Nm)
WARNING
A hot exhaust system and engine can cause serious burns. Wear protective
gloves when removing a spark plug for inspection.