3.92
9940259 R02 - 2022 RZR PRO R / PRO R 4 Service Manual
© Copyright Polaris Industries Inc.
9. Install the adjustable timing chain guide and install
the adjustable timing chain guide fastener
a
and
torque to specification.
TORQUE
Timing Chain Guide Fastener (Adjustable):
89 in-lbs (10 N·m)
10.Rotate the crankshaft clockwise to remove all chain
slack.
IMPORTANT
Do not rotate the intake camshaft.
11. Install the tensioner. See TENSIONER
INSTALLATION page
12.Verify that all of the colored links and the appropriate
timing marks are still aligned. If they are not, repeat
the portion of the procedure necessary to align the
timing marks.
13.Install the Front Cover. See Front Cover Installation
page 3.80
14.Install the Valve Cover. See Valve Cover Installation
page 3.96
15.Install the Alternator. See Alternator Installation
page
VALVE CLEARANCE ADJUSTMENT
IMPORTANT
Always inspect valve clearance prior to camshaft
installation or final engine assembly.
1. Lubricate the camshaft bearing journal surfaces with
Polaris PS-4 engine oil prior to installation.
2. Carefully install the camshafts into the cylinder head.
The PTO camshaft lobes
e
should face in as shown.
3. Install the cam carriers. See Camshaft Installation
page 3.89
4. Rotate the camshaft until the cam lobes above the
valves you are inspecting are facing up
y
.
5. Measure the valve clearance
u
using a feeler gauge.
Record the measurement if clearance is out of
specification.
ENGINE / COOLING SYSTEM