3.50
9928487 R01 - 2018 RANGER XP 1000 Service Manual
© Copyright Polaris Industries Inc.
NOTE
Always replace plain bearings when the crankcase or
connecting rods have been disassembled. Refer to and
BEARING SELECTION IDENTIFICATION LETTERS
AND NUMBERS
procedures.
CYLINDER INSPECTION
1. Lay a straight edge
q
across the top surface of the
cylinder at several different points and measure warp
by inserting a feeler gauge between the straight edge
and the cylinder surface. If warp exceeds the service
limit, replace the cylinder.
MEASUREMENT
Cylinder Warp Limit:
.002″ (0.05 mm)
2. Inspect cylinder for wear, scratches, or damage.
IMPORTANT
DO NOT hone the cylinders or attempt to repair a
damaged cylinder by honing.
3. Inspect taper and out of round with a dial bore gauge.
4. Inspect cylinder for taper and out of round 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 the bottom).
5. Record measurements. If cylinder is tapered or out of
round beyond specification, the cylinder must be
honed, bored or replaced.
MEASUREMENT
Cylinder Taper:
.001″ (0.025 mm)
Cylinder Out of Round:
.001″ (0.025 mm)
MEASUREMENT
Standard Bore Size:
3.6614 ± .0003" (93 mm ± 0.008 mm)