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ENGINE / COOLING
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9924096 - 2013 RANGER RZR XP 900 / RZR XP 4 900 Service Manual
© Copyright 2012 Polaris Sales Inc.
5. Measure each bearing journal in two locations, 90
degrees apart. Replace balance shaft if either journal
is worn below the service limit specification. If worn
past the service limit, replace the balance shaft
assembly.
Crankshaft Removal / Inspection
1. Perform “Crankcase Disassembly / Inspection”
procedure.
2. Perform “Balance Shaft Removal / Inspection”
procedure.
3. For ease of assembly, mark each connecting rod and
end cap.
4. Loosen, remove and discard the (4) connecting rod
bolts (M). Remove the end caps from the crankshaft.
5. Carefully lift the crankshaft (N) out of the crankcase.
6. Remove the cam chain (P), oil pump drive chain (Q)
and PTO main seal (R) from the crankshaft.
7. Inspect the crankshaft gear (S) and auxiliary sprocket
(T) for broken or worn teeth.
Balance Shaft Diameter (MAG & PTO)
Standard: 1.4939” - 1.4946” (37.946 - 37.962 mm)
Service Limit: 1.4921 in. (37.900 mm)
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