Crankcase Assembly - Polaris RZR 900 2017 Service Manual

ENGINE / COOLING SYSTEM

CRANKCASE ASSEMBLY

1. Check to be sure the PTO crankshaft seal is resting
properly in the upper crankcase.
2. Align tab of new main bearings
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shaft bearings with the slot in each bearing bore
of the lower crankcase. Press bearing inserts firmly
into place.
3. Apply Polaris PS-4 engine oil to the new bearings
installed in the lower crankcase half.
4. Clean crankcase mating surfaces to remove any oil.
5. Apply a thin, continuous film of Crankcase Sealant
(PN 2871557) to upper crankcase mating surface
Do not allow sealant to dry before assembly.
NOTICE
DO NOT block oil passages
3.72
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and new balance
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with crankcase sealant.
9930588 R02 - 2017-2020 RZR 900 900/S 900/S4 1000/S 1000/S4 Service Manual
6. Carefully place lower crankcase on upper case,
making sure the oil pump drive chain is fed through
the lower crankcase.
7. Tap lower crankcase with a rubber hammer to seat
the case halves together.
8. Inspect crankcase mating surfaces to be sure they
are joined properly. Investigate the cause of any
gaps.
9. Install the eight M10
lower crankcase bolts. Tighten all bolts lightly by
hand.
.
Install new M10 lower crankcase bolts.
t y
, one M6 and two M8
NOTICE
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