Arctic Cat 660 cc - Installing Engine (120 CC Model)

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AO338
67. Install the throttle body heater hose and the
recirculation hose.
AO339
AO340
68. Install the coolant hose.
AO341
69. Install the oil level stick tube and stick; then install
the grooved belt cover. Tighten the four cap
screws to 1.3 kg-m (9.5 ft-lb).
AO229
Installing Engine
(120 cc Model)
1. Place the engine assembly into position in the
engine compartment.
2. On the left-hand side of the engine, install the
three cap screws (coated with blue Loctite #243)
securing the engine and brake bracket to the front
end. DO NOT TIGHTEN AT THIS TIME.
A050A
3. Align the engine with the scribed line made during
removing; then measure the distance between the
crankshaft and the driveshaft. Adjust the engine
position as necessary.
4. Tighten the three left-hand side mounting cap
screws (from step 2) to 2.4-2.6 kg-m (17-19 ft-lb).
5. Lay the snowmobile on its side and install the four
lower engine mounting cap screws with washers
and lock nuts. Tighten to 2.4-2.6 kg-m (17-19 ft-lb).
6. Install the four mounting cap screw plugs in the
belly pan; then place the snowmobile in the
upright position.