Polaris Sportsman 90 - Manual (Page 172)

136
MAINTENANCE
Lower the exhaust system and remove the
restrictor washer (A).
Re-install the head pipe exhaust flange
nuts, the center mount bolt, and the spark
arrestor fasteners. Torque the spark arres-
tor first, then the center mount bolt and the
head pipe flange nuts last. Torque to 10 ft.
lbs. (1.0 kgf-m)
Spark Arrestor Restrictor
The Scrambler 90 and the Sportsman 90 utilize a restrictor at the spark arrestor
only.
Make certain the engine and exhaust system is cool to avoid burns.
Loosen the set screw of the exhaust restrictor on the spark arrestor and remove
the exhaust restrictor.
A