Arctic Cat Sno Pro 500 Operator's Manual page 61

Installing Engine
1. With the spacer (A) and related cap screws prop-
erly oriented, install the lower MAG-side and
PTO-side engine brackets to the crankcase; then
install the left-side mounting bracket to the mag-
neto housing and tighten all cap screws (coated
with blue Loctite #243) to 40 ft-lb.
2. Place the engine into the chassis from the MAG-
side; then position the engine to the mounting
locations in the chassis. In order install the rear
PTO-side cap screw (A) and cap screw (B) secur-
ing the upper MAG-side engine bracket to the
chassis. Tighten cap screws only until snug.
3. With the engine mount spacer (E) in place, install
cap screws (C) and (D) securing the front MAG-
side and PTO-side engine mounting brackets to
the chassis.
4. With the mounting hardware installed, tighten the
cap screws (A) through (D) (coated with blue Loc-
tite #243) to 40 ft-lb; then install the torque bum-
per.
5. Install the oil-injection pump cable; then secure
the cable with the E-ring and jam nuts.
6. Connect the two coolant hoses to the elbow fit-
tings of the crankcase and tighten the hose clamps;
then install the coolant hose and vent hose to the
cylinder head and secure with hose clamps.
744-859A
744-864A
7. Install the throttle body assembly into the intake
flanges; then tighten the flange clamps securely.
When installing the assembly, it is advisable to have
the flange clamps loose enough to slide forward from
the mounting location to avoid damaging the clamps.
CAUTION
IO046A
IO045A
IO044A
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