Crankshaft Removal; Crankshaft Inspection - Polaris RANGER 500 2018 Service Manual

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ENGINE / COOLING SYSTEM

CRANKSHAFT REMOVAL

1. Remove the engine from the engine stand and place

the assembly on a sturdy work bench.

2. Install the crankshaft removal / installation tool on to

the PTO side crank case.

Crankshaft Removal / Installation Tool: PU-50784

• Install plate "A" over adapter "B".

• Evenly attach the assembly onto the PTO side

crankcase using the (4) bolts as shown below.

• Thread the crankshaft removal screw "C" into adapter

3. With the help of an assistant holding the crankshaft,

slowly tighten the screw "C" until the crankcase is

completely separated from the crankshaft.

4. Remove all special tools from the crankcase.

The connecting rod uses plain bearings. The

connecting rod bearings are not serviceable. If ANY

excessive wear or movement is present or if the rod

does not rotate on the crankshaft freely, the crankshaft

assembly must be replaced.

1. Use a feeler gauge to measure the connecting rod

big end side clearance (A).

Connecting Rod Big End Side Clearance:

0.00590-.01771" (.15 - .45mm)

2. Measure the connecting rod small end I.D. (B).

Small End I.D. Standard:

0.8665" - 0.8670" (22.010 - 22.023 mm)

Service Limit: 0.08682" (22.053 mm)

9928485 R01 - 2017-2018 RANGER 500 / 570 Service Manual

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