85
9. Carefully place the lower crankcase cover onto the
joined crankcase halves; then secure with the cap
screws. Tighten the 6 mm cap screws to 8 ft-lb and
the 8 mm cap screws to 20 ft-lb.
H2-012B
10. Install the oil screen; then apply a thin bead of sili-
cone sealant to the oil strainer cap and secure with
the cap screws. Tighten to 8 ft-lb.
H2-012A
Installing
Engine/Transmission
NOTE: Arctic Cat recommends new gaskets and
O-rings be installed whenever servicing the vehicle.
1. Install the front exhaust pipe onto the engine with a
new grafoil gasket but do not torque; then using a
suitable engine hoist and equalizer sling, lower the
engine into the vehicle.
2. Apply a liberal amount of molybdenum grease to the
rear output splines and in the coupler boot; then align
and engage the splines and coupler.
WC173A
3. Holding the engine rearward, lift the front drive shaft
and loosely install at least one cap screw; then work
the engine down into the mounting brackets.
4. Install the engine mounting through-bolts with flat
washer, rear first; then front. Tighten new lock nuts
to 40 ft-lb.
5. Support the rear of the vehicle; then remove the lat-
eral link pivot bolt, drop the lateral link down, and
install the upper through-bolt on the rear drive gear
case. Reinstall the lateral link, secure with the bolt
and tighten a new lock nut to 40 ft-lb.
WC169A
6. Install the lower front through-bolt and the rear
lower through bolt securing the rear drive gear case;
then with new lock nuts, tighten the lower front
through-bolt to 38 ft-lb, and the rear lower through
bolt to 20 ft-lb.
WC170A
7. Secure the front driveshaft to the front drive output
flange using new “patch-lock” cap screws and
tighten to 50 ft-lb; then connect the starter cable.
AT THIS POINT
After completing center crankcase components, pro-
ceed to Installing Right-Side Components, to Installing
Left-Side Components, and to Installing Top-Side Com-
ponents.