Piston-To-Cylinder Clearance; Piston / Rod Inspection - Polaris RANGER 500 2018 Service Manual

4. Repeat procedure for second ring.
5. Remove oil control ring top rail first, then bottom rail.
6. Remove oil control ring expander.

PISTON-TO-CYLINDER CLEARANCE

1. Measure the outside diameter of the piston 12 mm
from the skirt and at a right angle to the direction of
q
the piston pin .
2. Subtract this measurement from the maximum
cylinder size measurement from cylinder inspection.
Piston to Cylinder Clearance:
.00138 - .00256" (.035 - .065 mm)
Piston O.D.:
3.6592 - 3.6598" (92.943 - 92.957 mm)
9928485 R01 - 2017-2018 RANGER 500 / 570 Service Manual
© Copyright Polaris Industries Inc.
ENGINE / COOLING SYSTEM

PISTON / ROD INSPECTION

1. Measure piston pin bore inside diameter I.D.
Piston Pin Bore:
Std.: 0.8662 - 0.8665" (22.004 - 22.010 mm)
Service Limit: 0.8651" (21.975 mm)
2. Measure piston pin O.D. Replace piston and/or piston
pin if out of tolerance.
Piston Pin O.D.:
Std.: 0.8659 - 0.8661" (21.995 - 22.0 mm)
Service Limit: 0.8651" (21.975 mm)
3
3.75