3.52
ENGINE / COOLING
9924096 - 2013 RANGER RZR XP 900 / RZR XP 4 900 Service Manual
© Copyright 2012 Polaris Sales Inc.
Crankcase Inspection
1. Remove the oil drain diverter (A) from the upper
crankcase.
2. Remove all traces of crankcase sealer from the
crankcase mating surfaces. Inspect the surfaces
closely for nicks, burrs or damage.
3. Be sure alignment pins are in place where used.
4. Be sure oil passages are clean and free of any
cleaning solvent (see “Engine Oil Flow Chart”).
5. Remove and discard the plain bearings located in the
upper crankcase (B), lower crankcase (C) and
connecting rods (D). Replace the crankcase
assembly if a bearing bore is galled or if bearing
inserts have rotated in the case.Refer to bearing
selection procedures upon assembly.
IMPORTANT: Always replace plain bearings when the
crankcase or connecting rods have been
disassembled. Refer to “Bearing Selection Chart”.
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