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Emission Control Systems; Noise Emission Control System; Crankcase Emission Control System; Exhaust Emission Control System - Polaris Sportsman 500 HO Owner's Manual

Polaris industries all-terrain vehicles owner's manual
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Noise Emission Control System

Do not modify the engine, intake or exhaust components, as doing so
may affect compliance with U.S.A. EPA noise control requirements (40
CFR 205) and local noise level requirements.
Operation on Public Lands in the U.S.A.
Your Polaris vehicle has a spark arrestor that was tested and qualified to
be in accordance with the USFS standard 5100-1c. Federal law requires
that this spark arrestor be installed and functional when the vehicle is
operated on public lands.
Operation of off-road vehicles on public lands in the U.S.A. is regulated
by 43 CFR 420. Violations are subject to monetary penalties. Federal
regulations can be viewed online at

Crankcase Emission Control System

This engine is equipped with a closed crankcase system. Blow-by gases
are forced back to the combustion chamber by the intake system. All
exhaust gases exit through the exhaust system.

Exhaust Emission Control System

The emissions from the exhaust of this vehicle are controlled by engine
design, including factory-set fuel delivery and ignition. The engine and
related components must be maintained at Polaris specifications to
achieve optimal performance.
Engine idle speed is the only adjustment Polaris recommends that the
operator perform. Any other adjustments should be performed by an
authorized Polaris dealer.
The vehicle compliance labels can be found on the frame tubing of the

Electromagnetic Interference

This spark ignition system complies with Canadian ICES-002.
This vehicle complies with the EMC requirements of European direc-
tives 97/24/EC and 2004/108/EC.

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