Rocker Arm / Rocker Arm Shaft Inspection - Polaris Sportsman XP 1000 S 2020 Service Manual

ROCKER ARM / ROCKER ARM SHAFT
INSPECTION
1. Mark or tag rocker arms and shafts to keep them in
their respective locations for assembly.
2. Slide rocker arm shafts from carrier and remove the
intake and exhaust rocker arms.
3. Inspect each rocker arm roller. Roller surface should
be smooth. Axial movement should be minimal. Roll a
smooth flat rod across the roller, applying firm
downward pressure on roller while observing roller
movement. Roller should turn smoothly without
binding. Replace rocker arm if roller surface is
damaged, or if roller does not turn smoothly.
9931493 R03 - 2020-2021 Sportsman XP 1000 S Service Manual
© Copyright Polaris Inc.
ENGINE / COOLING SYSTEM
4. Measure I.D. of rocker arms and O.D. of rocker arm
shafts. Measure shaft bore in cam carrier. Compare
to specifications (see Engine Specifications page
3.7).
3
3.47