Removing Engine/Transmission - Arctic Cat 450 XC 2011 Service Manual

Removing Engine/
Transmission
Many service procedures can be performed without
removing the engine/transmission from the frame.
Closely observe the note introducing each sub-section for
this important information.
AT THIS POINT

If the technician's objective is to service Top-Side Com-
ponents, Left-Side Components, or Right-Side Compo-
nents, the engine/transmission does not have to be
removed from the frame.
AT THIS POINT

If the technician's objective is to service/replace mag-
neto cover oil seals or the oil strainer (from beneath the
engine/transmission), the engine/transmission does not
have to be removed from the frame.
Secure the ATV on a support stand to elevate the wheels.
! WARNING
Make sure the ATV is solidly supported on the support
stand to avoid injury.
1. Remove the battery case access cover and disconnect
the negative battery cable; then remove the seat.
2. Remove three cap screws, two machine screws with
nuts, and two reinstallable rivets from the left foot-
well. Remove the footwell.
3. Install short lengths of hose or other protective
device over the support rods to prevent personal
injury.
4. Remove the water pump splash guard; then drain the
coolant into a suitable container.
5. From the left side, remove the gear position switch
connector (A) and the speed sensor connector (B).
6. Drain the engine oil into a suitable container.
KC460A
7. Remove the gas tank (see Fuel/Lubrication/Cooling).
8. Remove the air inlet and outlet ducts from the CVT
housing.
9. Remove the cap screws securing the exhaust pipe to
the cylinder head; then remove the springs securing
the muffler to the exhaust pipe.
10. Remove the muffler and exhaust pipe. Account for a
grafoil seal on each end of the exhaust pipe.
11. Loosen the clamp securing the air box to the front air
inlet duct.
Manual
Table of Contents
KC464A
KC463
FI525A
25