3.62
9926814 R08 - 2015-2016 RZR 900 2016 RZR S 1000 Service
Manual
© Copyright Polaris Industries Inc.
3. Measure piston pin bore I. D. in two directions (90°
apart). Replace piston and piston pin if out of
specification.
MEASUREMENT
Piston Pin Bore I.D.:
0.7876" - 0.7878" (20.004 - 20.009 mm)
Service Limit: 0.7893" (20.05 mm)
4. Measure piston pin O.D. in two directions (90° apart)
at three locations on the length. Replace piston and
piston pin if out of specification.
MEASUREMENT
Piston Pin O.D.:
0.7872" - 0.7874" (19.995 - 20.000 mm)
Service Limit: 0.7866" (19.98 mm)
PISTON RING REMOVAL
1. Carefully remove top compression ring
q
by hand or
using a ring removal pliers.
CAUTION
DO NOT expand the ring more than necessary to
remove it from the piston or the ring may break or lose
radial tension.
• Piston ring pliers: Carefully expand ring and lift it off
the piston.
• By hand: Placing both thumbs on the ring ends,
spread the ring open and push up on opposite side. Do
not scratch ring lands.
2. Repeat procedure for second compression ring
w
.
3. The oil control ring
e
is a three piece design
consisting of a top and bottom steel rail and a center
expander section. Remove top rail first, then bottom
rail, then the expander.
ENGINE / COOLING SYSTEM
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