Cylinder Head Warp Inspection; Valve Inspection - Polaris RZR 570 2013 Service Manual

ENGINE / COOLING SYSTEM

CYLINDER HEAD WARP INSPECTION

1. Lay a straight edge
cylinder head at several different points and measure
warp by inserting a feeler gauge between the straight
edge and the cylinder head surface. If warp exceeds
the service limit, replace the cylinder head.
MEASUREMENT
Cylinder Head Warp Limit:
.0024" (0.06 mm)
3.44
q
across the surface of the

VALVE INSPECTION

1. Remove all carbon from valves with a soft wire wheel
or brush.
2. Check valve face for excessive runout, pitting, and
burnt spots.
3. To check for bent valve stems, mount valve in "V"
blocks and measure with a dial indicator.
4. Check the end of the valve stem for flaring, pitting,
wear or damage.
5. Inspect split keeper groove for wear or flaring in the
keeper seat area.
The valves can be re-faced or end ground, if necessary.
They must be replaced if extensively worn, burnt, bent
or damaged.
9926813 R04 - 2013-2016 RZR 570 Service Manual
NOTE
© Copyright Polaris Industries Inc.