Installing Engine/Transmission - Arctic Cat DVX 250 2007 Service Manual

10. Install the cam chain tensioner assembly and
tighten the mounting cap screws to specifica-
tions; then turn the tensioner screw counter-
clockwise to tension the cam chain.
11. Install the cam chain tensioner cover bolt and
tighten to specifications.
12. Check that the cam gear alignment marks are
correctly oriented; then install and tighten the
external cylinder head to cylinder cap screws to
specifications.
13. Install the cylinder head cover with a new
O-ring and tighten securely.
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KM707A
KM706A
KM705
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Installing
Engine/Transmission
DVX Model
NOTE: Arctic Cat recommends that new gaskets
and O-rings be installed whenever servicing the
ATV.
1. Attach a suitable engine lift to the front engine
mounting boss; then lift the engine/transmission
into the frame from the left side. The front of the
engine/transmission should go in first.
2. Lifting the front of the engine/transmission,
move the assembly forward sufficiently to clear
the rear engine mounts; then slide the
engine/transmission into the rear mounts.
3. Lower the engine/transmission and install the
lower rear and upper rear through-bolts and
nuts. Finger tighten only.
4. Remove the engine lift from the front mounting
boss; then install the left and right engine
mounting brackets and attach with the existing
hardware. Finger tighten only.
5. Install the front engine through-bolt and nut;
then tighten the engine mount bracket screws to
specifications.
6. Tighten the engine through-bolt nuts to specifi-
cations.
7. Connect the shift linkage to the shift arm and
tighten the nut securely.
8. Install the output drive sprocket and drive chain;
then secure with the lock plate and two cap
screws. Tighten to specifications and bend the
tabs up on the lock plate.
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