FUEL
Recommended Fuel
Use unleaded gasoline available from
most service stations or oxygenated
fuel containing a maximum total of
10% of ethanolormethanol. Thegaso-
line used must have the following rec-
ommended minimum octane rating.
MINIMUM OCTANE RATING
(NORTH AMERICA)
ENGINES
87 (RON +
MON)/2
91 (RON +
MON)/2
550F X
—
600 HO
E-TEC
—
X
600 ACE
X
—
MINIMUM OCTANE RATING
(OUTSIDE NORTH AMERICA)
ENGINES 92 RON 95 RON
550F X
—
600 HO
E-TEC
—
X
600 ACE
X
—
NOTICE
Never experiment with
other fuels. The use of inadequate
fuel can result in snowmobile per-
formance deterioration and damage
to critical parts in the fuel system
and engine components.
Fuel Antifreeze Additives
When using oxygenated fuel, addi-
tional gas line antifreeze or water ab-
sorbing additives are not required and
should be not used.
When using non-oxygenated fuel, iso-
propyl base gas line antifreeze can
be used in a proportion of 150 ml
(5 U.S. oz) of gas line antifreeze added
to 40 L (10.6 U.S. gal.) of gas.
NOTE: Use only methyl hydrate free
gas line antifreeze.
Fueling Procedure
Unscrew to fill up tank then fully
tighten.
WARNING
– Always stop engine before refu-
eling. Open cap slowly.
– If a differential pressure condi-
tion is noticed (whistling sound
heard when loosening fuel tank
cap) have vehicle inspected
and/or repaired before further
operation.
– Fuel is flammable and explosive
under certain conditions.
– Never use an open flame to
check fuel level.
– Never smoke or allow flame or
spark in vicinity.
– Alwaysworkinawell-ventilated
area.
– Never top up the fuel tank be-
fore placing the vehicle in a
warm area. As temperature in-
creases, fuel expands and may
overflow.
– Always wipe off any fuel
spillage from the vehicle.
NOTE: Do not sit or lean on seat when
fuel tank cap is not properly installed.
mmo2011-006-001_a
1. Fuel tank cap
46
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