Polaris RANGER XP 900 2018-2019 Service Manual page 170

ENGINE / COOLING / HVAC SYSTEM
8. Verify the TDC mark on the flywheel is still properly
aligned (see Step 1).
9. Pull cam chain upward, making sure it is engaged
with the drive sprocket on the crankshaft.
10. While lifting the cam chain up, engage the cam
sprockets into the chain with the "I" and "E" marks
facing out.
11. Install the sprockets onto the camshafts and align
the sprocket marks with the valve cover gasket
surface. Refer to "Camshaft Timing - Quick
Referencepage 3.92" topic.
NOTICE
Intake cam sprocket should have "I" marks aligned with
gasket surface and the exhaust cam sprocket should
have "E" marks aligned with gasket surface.
Install the exhaust cam sprocket first (opposite the cam
chain tensioner) to ensure proper cam timing.
12. Use new camshaft sprocket retaining bolts upon
assembly. Install the top bolt
u
sprocket . Do not torque the bolts at this time.
IMPORTANT
Use NEW sprocket retaining bolts upon assembly.
3.90
i
in each camshaft
9929399 R01 - 2018-2019 RANGER XP/ CREW 900/1000 Service Manual
13. Verify cam timing is correct. Flywheel TDC mark
should still be aligned (see Step 1) and cam sprocket
markings should line up as shown.
© Copyright Polaris Industries Inc.