9940259 R02 - 2022
RZR
PRO R / PRO R 4 Service Manual
© Copyright Polaris Industries Inc.
3.39
ENGINE DISASSEMBLY / INSPECTION - TOP END
VALVE COVER REMOVAL
NOTICE
The valve cover can be removed with the engine
installed in the chassis.
WARNING
A hot engine can cause serious burns. Allow engine to
cool or wear protective gloves when removing the spark
plugs.
1. Remove cargo box.
2. Disconnect the breather hose by removing clip
q
from the valve cover fitting. Using a remote-style hose
clamp pliers, press in on both of the coolant line fitting
w
tabs to remove.
IMPORTANT
Place a shop rag over the end of the coolant line to
catch any fluid that may be in the line.
For proper coolant line fitting removal, Refer to Fuel
Line Quick Connection page
.
NOTICE
It is not necessary to remove the coolant vent line fitting
from the cylinder head, the valve cover will come off
over it. The vent line can be removed with the coil
harness to avoid cutting the double zip tie.
3. Unplug the spark plug wire connectors
e
from the
ignition coils.
4. Remove the ignition coil fasteners
r
.
IMPORTANT
Before removing the ignition coils, clean out plug wells
with compressed air to remove any loose dirt or debris.
5. Rinse plug wells and coolant vent line with water and
dry with compressed air.
