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9930588 R02 - 2017-2020 RZR 900 900/S 900/S4 1000/S 1000/S4 Service Manual
© Copyright Polaris Industries Inc.
2. Remove the cam chain tensioner
w
from the
cylinder. Replace the sealing washer or gasket
e
upon reassembly.
NOTICE
The engine may have a hydraulic (first image) or
mechanical (second image) cam chain tensioner.
3. Remove the two bolts retaining the fixed cam chain
guide
r
and remove the assembly from the engine.
4. Remove the remaining two bolts that retain the front
camshaft carrier
t
and carefully lift the carrier off the
camshafts.
5. Hold camshafts
y
with an open-end wrench, and
remove the top bolt
u
from the camshaft sprockets
i
.
6. Rotate the engine using the flywheel and remove the
remaining bolt from each camshaft sprocket.
7. Lift the chain and sprockets off the camshafts to
allow each sprocket to be removed.
8. Using a paperclip or other tool, hold cam chain up to
keep it from falling down into the crankcase.
NOTICE
The crankcase has a built-in lower guide to prevent the
chain from falling off the crankshaft.
ENGINE / COOLING SYSTEM
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