Polaris RZR PRO R 4 User Manual

3
9940259 R02 - 2022 RZR PRO R / PRO R 4 Service Manual
© Copyright Polaris Industries Inc.
3.65
12.Inspect the mating surfaces of the transmission face.
NOTICE
A broken flywheel may result if the transmission case
mating surface is not flat.
13.Use the following procedure in order to measure the
engine block flange runout at the mounting bolt hole
bosses:
a. Temporarily install the crankshaft and upper
bearings. Measure the crankshaft flange runout
using a commercially available dial indicator
q
.
b. Hold the gauge plate flat against the crankshaft
flange.
c. Place the dial indicator stem on the transmission
mounting bolt hole boss. Set the indicator to 0.
d. Record the readings obtained from all of the bolt
hole bosses. The measurements should not vary
more than 0.008 in (0.203 mm).
e. Recheck the crankshaft flange runout if the
readings vary more than 0.008 in (0.203 mm).
f. Remove the crankshaft and bearings.
14.Inspect the crankshaft main bearing bores. Use a
commercially available gauge
q
to measure the
bearing bore concentricity and alignment. Refer to
Service Specifications - Engine page 3.4.
IMPORTANT
Bores must be inspected with a torque plate installed.
15.Replace the engine block and bed plate if the
crankshaft bearing bores are out of specification.
16.Remove the bed plate.
17.Inspect the cylinder bores using the gauge
q
. Inspect
for the following items:
• Wear
• Taper
• Runout
• Ridging
18.If the cylinder bores are out of specification, replace
engine block.
ENGINE / COOLING SYSTEM

Polaris RZR PRO R 4 Specifications

General

Brand	Polaris
Model	RZR PRO R 4
Category	Offroad Vehicle
Language	English