ENGIN E
Air Intake Silencer
Prefilter Ver ification
Ensure that air intake silencer p refi lter
is properly installed and in good condi-
tion, replace if dama ged.
mmo2008-008-005_a
1. Intake silencer prefilter
Exhaust S ys tem
The tail pipe of the muffler should be
centered with the exit hole in the bot-
tom pan. Exhaust system must be
free of rust o r leaks. Make sure that
retaining s prings are properly tight-
ened .
The exhaust system i s desig ned to re-
ducenoiseandtoimprovethetotal
performance of the engine. Modifi ca-
tion m ay b e in v iolation of local laws.
CA UTION: If any exhaust sys tem
component is r emoved, modified
or damaged, severe engine dam-
age may result .
EPA Ce rtified En gi nes
Maintenance, replacement, or re-
pair of the emission control devices
and s ys tems may be performed by
any snowmobile SI (spark ignition)
engine repair establishments or in-
dividual.
Engine Emissions Information
Manufactur er's Resp onsibility
Beginning wit h 2007 model year en-
gines, snowmobile m anufa c t urers of
snow m obil e engines need to deter-
mine the exhaust emission levels for
each e ngine hors epower family a nd
certify these engines with the United
States of America Environ m enta l Pro-
tection Agency (EPA). A n emissi ons
control in formatio n label, s howing
emission levels and engine specifica-
tions, mus t be placed on each v ehicl e
at the ti me of manufacture.
Dealer's Respon s ibility
When perform ing service on a certi-
fied SKI-DOO s now m obiles tha t carry
an emissions control information label,
adjustments must be k ept wi th in pub-
lishe d facto ry specifications.
Replacem ent or repair of any em iss ion
related component must be executed
in a manner tha t m a intains emissi on
levels w ithi n the prescribed certifica-
tion stand ards.
Dealers are no t to modify the engine
in any manner that w ould a lter the
horsepow er or allow em ission lev els
to exceed their pred eterm ined factory
specificat ions.
Exceptions include manufactu rer's
prescribed c ha nges , such as alti
tu de
adjustments for exa m ple.
Owner Responsibi lity
The owner/o pera t or is re quire
dto
have engine maintenanc e performed
to main tain em ission levels within pre-
scri bed certification s
ta ndards.
The owner/operator i s not to, and
should not allo w a ny on
etomodifythe
engine in any mann er tha t would alter
the horsepower or a llow emissions
level s to exceed the
ir predetermined
factory specifications.
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