Yamaha FX High Output WaveRunner 2006 Owner's/Operator's Manual page 10

E
Four Stars - Super Ultra Low Emission
The four-star label identifies engines that
meet the Air Resources Board's Sterndrive
and Inboard marine engine 2009 exhaust
emission standards. Personal Watercraft
and Outboard marine engines may also
comply with these standards. Engines meet-
ing these standards have 90% lower emis-
sions than One Star-Low Emission engines.
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