Camshaft Timing - Polaris Sportsman XP 1000 S 2020 Service Manual

ENGINE / COOLING SYSTEM

CAMSHAFT TIMING

Refer to Camshaft Timing - Quick Reference.
IMPORTANT
Valve and/or piston damage can occur if engine is
rotated with camshaft incorrectly timed.
1. Using an open-end wrench across the flats on the
end of the camshaft, rotate camshaft clockwise until
q
pin is facing UP.
2. Remove CPS from MAG cover. Rotate crank until the
appropriate timing mark is visible in the center of the
CPS hole.
NOTICE
Vehicles with Electronic Throttle Control (ETC) will have
an "V" mark on the flywheel that indicates TDC.
3. Pull cam chain upward, making sure it is engaged
with the drive sprocket on the crankshaft.
4. Place the sprocket (with marks facing out) on the
chain and engage all teeth.
5. Align two sprocket marks with valve cover gasket
surface.
3.76
6. Slide sprocket onto camshaft, aligning slot in sprocket
with pin.
7. Screw in the sprocket bolt
bolt must be fully tightened after cam chain tensioner
is installed.
8. Verify flywheel TDC mark is still aligned (be sure the
crankshaft has not rotated from TDC) and that
sprocket marks are aligned with gasket surface (note
that cam chain tensioner installation may change the
alignment slightly).
9. If marks are not aligned, remove sprocket bolt and
correct alignment.
10. Proceed to Cam Chain Tensioner Installation.
9931493 R03 - 2020-2021 Sportsman XP 1000 S Service Manual
r
finger tight. Sprocket
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