3.64
9926806 R03 - 2015 - 2016 RANGER ETX / 570 2-SEAT 2015 - 2016 RANGER 570 CREW Service Manual
© Copyright Polaris Industries Inc.
7. Torque the cylinder head nuts in sequence to
specifications.
TORQUE
Cylinder Head Torque Procedure:
Step 1:Torque the (4) M8 Nuts in Sequence to 15
ft-lbs (20 Nm)
Step 2:Torque the (4) M8 Nuts in Sequence 180°
(1/2 turn)
Step 3:Torque the Outer M6 Head Bolts to 9 ft-
lbs (12 ± 1 Nm)
CAMSHAFT INSTALLATION / TIMING
NOTE
If any valve train components were replaced, refer to:
Valve Clearance Check / Adjustment, page 3.68.
1. Rotate the engine and position the piston at TDC.
2. Install the Camshaft Timing Tool (PA-51423) into the
alignment holes on each camshaft.
3. Lubricate all camshaft lobes and bearing journal
surfaces with Polaris PS-4 engine oil prior to
installation.
4. Wrap the cam chain around the exhaust cam
sprocket and hold the exhaust cam in its current
position.
5. Place the cam carrier into the cylinder head and
verify the exhaust cam gear timing marks are aligned
as shown below.
6. Carefully install the intake cam gear.
ENGINE / COOLING SYSTEM
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