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9926806 R03 - 2015 - 2016 RANGER ETX / 570 2-SEAT 2015 - 2016 RANGER 570 CREW Service Manual
© Copyright Polaris Industries Inc.
2.23
7. When the cams are at TDC, the I’s on the intake cam
sprocket and E’s on the exhaust cam sprocket will be
inline with the cylinder head deck as shown.
8. Measure the valve clearance between the intake and
exhaust lobes and tappets using a feeler gauge.
Compare results to the specifications.
MEASUREMENT
Intake Valve Clearance (cold):
.005 ± .002″ (0.125 ± 0.05 mm)
Exhaust Valve Clearance (cold):
.014 ± .002″ (0.350 ± 0.05 mm)
9. Record the results of each measurement for future
reference.
10.If the valve clearances are out of specification,
proceed to “Valve Clearance Adjustment”. See Valve
Clearance Check / Adjustment, page 3.68
11. If previously removed, reinstall the spark plug. Torque
spark plug to specification.
TORQUE
Spark Plug Torque:
9 ft-lbs (12 Nm)w/o anti-seize
12.Inspect the valve cover seal and replace if necessary.
13.Install NEW isolators on the valve cover bolts. Install
the valve cover and the four T40 bolts. Torque bolts to
specification.
TORQUE
Valve Cover Bolts:
7 ft-lbs (10 Nm)
14.Install the spark plug wire. Ensure wire is pushed
down all the way so it fully engages the spark plug.
15.Install drive belt and outer clutch cover and (8)
retaining screws (see PVT System). Torque to
specification.
MAINTENANCE
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