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Specifications and requirements
EMISSION CONTROL INFORMATION
THIS ENGINE CONFORMS TO
EXHAUST REGULATIONS FOR SI MARINE ENGINES. REFER TO
THE OWNER'S MANUAL FOR MAINTENANCE SPECIFICATIONS
AND ADJUSTMENTS. MEETS U.S. EPA EVAP STANDARDS USING
CERTIFIED COMPONENTS.
FAMILY :
FELs(HC+NOx / CO) :
/
IDLE SPEED :
±
rpm IN NEUTRAL
SPARK PLUG :
VALVE LASH (mm)
YAMAHA MOTOR CO.,LTD.
EMU25275
Star labels
Your outboard motor is labeled with a Califor-
nia Air Resources Board (CARB) star label.
See below for a description of your particular
label.
1. Star labels location
EMU40331
One Star—Low Emission
The one-star label identifies engines that
meet the Air Resources Board's Personal
Watercraft and Outboard marine engine 2001
exhaust emission standards. Engines meet-
ing these standards have 75% lower emis-
sions than conventional carbureted two-
stroke engines. These engines are equivalent
to the U.S. EPA's 2006 standards for marine
engines.
16
MFI
CALIFORNIA AND U.S. EPA
MAX POWER :
kW
g/kW-hr DISPLACEMENT :
liters
FUEL : GASOLINE
SPARK PLUG GAP (mm) :
IN :
EX :
ZMU06894
1
ZMU07737
EMU40341
Two Stars—Very Low Emission
The two-star label identifies engines that
meet the Air Resources Board's Personal
Watercraft and Outboard marine engine 2004
exhaust emission standards. Engines meet-
ing these standards have 20% lower emis-
sions than One Star-Low-Emission engines.
EMU40351
Three Stars—Ultra Low Emission
The three-star label identifies engines that
meet the Air Resources Board's Personal
Watercraft and Outboard marine engine 2008
exhaust emission standards or the Sterndrive
and Inboard marine engine 2003-2008 ex-
haust emission standards. Engines meeting
these standards have 65% lower emissions
than One Star-Low-Emission engines.
ZMU01702
ZMU01703
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