Spark Plug Maintenance; Ignition Timing; Engine Mounts - Polaris Magnum 2x4 Service Manual

Spark Plug
1. Remove right body panel. See Body Panel Removal,
Chapter 2 (4 strokes). On two stroke models, access
spark plug through the right front footwell.
2.
Remove spark plug high tension lead. Clean plug area
so no dirt and debris can fall into engine when plug is
removed.
3. Insert spark plug wrench provided in tool kit. Remove
spark plug.
4.
Inspect electrodes for wear and carbon buildup. Look
for a sharp outer edge with no rounding or erosion of
the electrodes.
5. Clean with electrical contact cleaner or a glass bead
spark plug cleaner only. CAUTION: A wire brush or
coated abrasive should not be used.
6. Measure gap with a wire gauge. Recommended spark
plug gap is shown in chart at right. Adjust if necessary
by bending the side electrode carefully.
7. If necessary, replace spark plug with proper type.
CAUTION: Severe engine damage may occur if the
incorrect spark plug is used.
8. Coat spark plug threads with a small amount of
anti-seize compound.
9. Install spark plug and torque to 14 ft. Ibs.
Ignition Timing
Refer to the electrical section for ignition timing procedure.
Engine Mounts
Inspect rubber engine mounts for cracks or damage.
Check fasteners and ensure they are tight.
Polaris Industries Inc.
2.17
MAINTENANCE
General Maintenance
Spark Plug Gap
.024 - .028" (.6 - .7 mm)
5/98