Polaris 2015 RZR 900 - Cylinder Head Inspection; Cylinder Head Warp Inspection; Cylinder Head Disassembly

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9925723 R01 - 2015 RZR 900 Service Manual
© Copyright 2014 Polaris Industries Inc.
Cylinder Head Inspection
Thoroughly clean cylinder head surface to remove all
traces of gasket material and carbon.
CAUTION
Use care not to damage gasket sealing surface. All
gasket surfaces must be clean, dry and free of any oil
or grease upon assembly. Clean sealing surfaces with
rubbing alcohol or electrical contact cleaner. Do not
touch sealing surfaces of the new head gasket.
Cylinder Head Warp Inspection
1. Lay a straight edge across the surface of the cylinder
head
1
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.
Cylinder Head Warp Limit:
.0039" (0.10 mm)
Cylinder Head Disassembly
WARNING
Wear eye protection during cylinder head disassembly
and reassembly or when working with the valve springs.
NOTE: Keep mated parts together and in order with
respect to their location in the cylinder head for
assembly purposes. It is important to install cylinder
head components back in the same location. Mark
each component or place them in an organized rack
as you remove them.
1. Remove the valve tappet
1
and note the number on
the bottom side of the tappet
2
.
ENGINE / COOLING SYSTEM