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9850068 R01 - 2020-2021 RZR PRO XP / XP 4 Service Manual
© Copyright Polaris Industries Inc.
9. Carefully lower the crankshaft into upper crankcase.
Guide connecting rods onto the rod journals of
crankshaft as necessary.
10.Adjust the PTO crankshaft seal so it rests properly in
the upper crankcase.
11. Clean bolt hole threads in connecting rod to remove
all oil.
12.Install matching rod cap on connecting rod using
markings made upon disassembly.
13.Install new bolts
i
and tighten evenly until snug.
14.Torque connecting rod bolts to specification.
TORQUE
Connecting Rod Bolts:
Step 1: 9 ft-lbs (12 Nm)
Step 2: 22 ft-lb (30 Nm)
Step 3: Tighten add’n 90°
BALANCE SHAFT INSTALLATION
1. Clean the upper crankcase balance shaft bearing
bore surfaces.
2. Align tab of new balance shaft bearings with the slot
in each bearing bore of crankcase. Press bearing
insert firmly into place.
3. Rotate the crankshaft until the alignment dot on the
crankshaft MAG end gear is visible.
4. Apply Polaris PS-4 engine oil to both balance shaft
journals.
ENGINE / COOLING SYSTEM
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