3
9930588 R02 - 2017-2020 RZR 900 900/S 900/S4 1000/S 1000/S4 Service Manual
© Copyright Polaris Industries Inc.
3.69
11. Install the Cylinder Holding & Camshaft Timing Plate
(PU-50563) onto the cylinder. The cylinder holding
tool retains the cylinder and pistons when the engine
is rotated.
CRANKSHAFT INSTALLATION
NOTICE
Whether installing a new crankshaft or re-installing the
original, refer to the bearing selection charts (see
Chapter 3 –Crankshaft Main Bearing Selection page
3.65 and Connecting Rod Bearing Selection page 3.65.
1. Rotate the engine so the cylinder is facing down.
2. Clean the bearing bore surfaces of upper crankcase
(main bearings), connecting rods and connecting rod
caps.
3. Align tab of new main bearing
q
with the slot in main
bearing bore of crankcase. Press bearing insert
firmly into place. Repeat for all main bearings.
4. Align tab of new connecting rod bearings
w
with the
slot in the connecting rod stem and connecting rod
end cap. Press bearing insert firmly into place.
Repeat for the other connecting rod.
5. Install oil drain diverter
e
into the upper crankcase.
6. Apply Polaris PS-4 engine oil to each main and rod
bearing journal of crankshaft
r
&
t
.
7. Loop cam chain
y
and oil pump drive chain
i
over
crankshaft sprockets.
8. Apply Polaris PS-4 engine oil to the new crankshaft
oil seal
u
and install the seal on the PTO end of the
crankshaft.
ENGINE / COOLING SYSTEM
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