3.62
ENGINE / COOLING
9924096 - 2013 RANGER RZR XP 900 / RZR XP 4 900 Service Manual
© Copyright 2012 Polaris Sales Inc.
3. Install upper rail with end gap positioned on the
exhaust side of piston.
4. Install second ring with marking facing top of piston.
Rotate ring to position the end gap toward intake side
of piston as shown below.
5. Install top ring with mark facing top of piston. Rotate
ring to position the end gap toward exhaust side of
piston as shown below.
6. Be sure top and second rings rotate freely in their
grooves and do not bind when compressed by hand.
Piston / Connecting Rod Assembly
1. Lubricate connecting rod small end, piston pin bore
and piston pin with engine oil.
2. Install a new circlip on one side of piston with gap at
the top (12:00 position) or bottom (6:00 position).
Upper Rail
Gap Position
Lower Rail
Gap Position
Spring Expander
Gap Position
Do not re-use circlips. Circlips become deformed
during the removal process.
Do not compress the new clip more than
necessary to prevent loss of radial tension.
Severe engine damage may result if circlips are
re-used or deformed during installation.
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