Polaris Sportsman 450 2021 Owner's Manual page 136

MAINTENANCE
LOWER HEADLAMP REPLACEMENT
1. Turn the back of the headlight harness counter-clockwise and pull the
harness assembly away from the headlight assembly.
2. Remove the headlamp and install the new headlamp.
3. Reinstall the harness assembly into the headlight assembly.
Take care to avoid touching the glass on the new headlight bulb. Fingerprints
4. Turn the headlight harness clockwise to secure the headlamp.
TAILLIGHTS/BRAKE LIGHTS REPLACEMENT
The taillight assembly is not serviceable. If the light fails to operate properly,
replace the entire taillight assembly.
SPARK PLUGS
SPARK PLUG RECOMMENDATIONS
Refer to the specifications section for the recommended spark plug type and
gap for your vehicle. Torque spark plugs to specification.
Using non-recommended spark plugs can result in serious engine damage.
Always use POLARIS-recommended spark plugs or their equivalent.
ENGINE
134
on the glass may result in premature failure.
450
570
NOTE
NOTICE
TORQUE SPECIFICATION
15 ft-lbs (20 Nm)
9 ft-lbs (12 Nm)