3.58
9924871 R03 - 2014 Polaris Sportsman® 570 EFI Service Manual
© Copyright 2013 Polaris Sales Inc.
Valve Clearance Check / Adjustment
NOTE:
Always inspect valve clearance prior to
camshaft installation or final engine assembly.
1.
Install the cam chain guides and cam chain before
camshaft installation (if removed) as outlined in this
chapter.
2.
Reference
the
camshaft
intake
and
exhaust
markings made during disassembly. If installing new
camshafts or if camshafts were not marked, you can
reference the part number stamped on the end of the
shafts.
3.
Lubricate the camshaft bearing journal surfaces with
Polaris PS-4 engine oil prior to installation.
4.
Carefully install the camshafts into the cylinder head.
The camshaft lobes should face out.
5.
Carefully install the camshaft carrier onto the
camshafts.
6.
Install the upper cam chain guide and the (8) bolts
that retain the camshaft carrier.
7.
Torque the camshaft carrier bolts in sequence to
specification.
Camshaft Carrier Bolts:
8 ft-lb (11 Nm)
ENGINE
