3.48
ENGINE / COOLING SYSTEM
9923523 - 2012
RANGER
RZR 570 Service Manual
© Copyright 2011 Polaris Sales Inc.
Cylinder Removal
1. Remove and discard the head gasket.
2. Position the cam chain and guides vertically.
3. Tap cylin der lig htly with a p lastic h ammer in th e
reinforced areas only until loose.
4. Rock cylinder forward and backward and lift it from the
crankcase, supporting piston and connecting rod.
5. Remove the cylinder from the engine.
6. Remove and discard cylinder base gasket.
Cylinder Inspection
1. Remove all gasket material from the cylinder sealing
surfaces.
2. Inspect the top of the cylinder for warpage using a
straight edge and feeler gauge.
3. Inspect cylinder for wear, scratches, or damage.
4. Inspect cylinder for ta per an d ou t o f r ound with a
telescoping gauge or a dial bore gauge. Measure in
two different directions, front to back and side to side,
on three different levels (1 /2" down from top, in the
middle, and 1/2” up from bottom).
Cylinder Warpage:
.00098” (.025 mm)
1/2” Down From Top of Cylinder
1/2” Up From Bottom
X
X
X
Y
Y
Y
Summary of Contents for 2012 RANGER RZR 570
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