Polaris RANGER 1000 2020 - Connecting Rod Inspection

3
9850045 R01 - 2020-2021 RANGER 1000 Service Manual
© Copyright Polaris Inc.
3.69
CONNECTING ROD INSPECTION
1. The 3 digit numbers stamped onto the intake side of
the connecting rod are serial numbers used to match
the rod cap
w
with the rod stem
e
.
2. The number
r
and letter
t
stamped onto the
exhaust side of the connecting rod represent the bore
diameter and weight grading of the connecting rod.
3. Inspect the small end and big end of connecting rod
(and matching rod cap) for damage, galling of surface
or pitting.
4. Measure small end I.D. in two directions as shown.
Record measurements and compare to
specifications. Replace connecting rod if worn past
the service limit specification.
MEASUREMENT
Connecting Rod Small End I.D.:
.7879 - .7885" (20.015 - 20.030 mm)
Service Limit:
.7897" (20.06 mm)
5. Install matching rod cap on connecting rod (without
bearings) and install the bolts.
6. Tighten bolts snug, then torque to 13 ft-lbs (18 Nm).
7. Using a dial bore gauge, measure big end I.D. in two
directions shown. Record measurements and
compare to specifications.
8. Refer to the number stamped onto the exhaust side
of the connecting rod. This number represents the
bore diameter.
ENGINE / COOLING / EXHAUST