3.32
9928487 R01 - 2018 RANGER XP 1000 Service Manual
© Copyright Polaris Industries Inc.
6. Measure camshaft bore and compare to
specifications.
NOTE
Replace cylinder head if camshaft journal bores are
damaged or if worn past the service limit.
MEASUREMENT
Camshaft Carrier Bore I.D.:
.9055 - .9063" (23.000 - 23.021 mm)
Service Limit:
.9072" (23.044 mm)
7. Calculate oil clearance by subtracting camshaft
journal O. D. s from camshaft carrier bore I. D. s.
Compare to specification.
MEASUREMENT
Calculated Camshaft Oil Clearance:
.0000 - .0026" (0.001 - 0.067 mm)
Service Limit:
.0039" (0.1 mm)
CYLINDER HEAD REMOVAL
NOTE
The cylinder head can be serviced with the engine
installed in the chassis.
Necessary Preliminary Procedures
• Remove intake Assembly Intake System Assembly
View, page 3.13
• Remove exhaust assembly Exhaust System Assembly
View, page 3.19
• Remove Valve Cover Valve Cover Removal, page 3.29
• Remove Camshafts Camshaft Removal, page 3.29
1. Remove the two outer M6 bolts
q
that retain the
cylinder head
w
to the cylinder.
2. Loosen the six cylinder head bolts
e
evenly 1/8 turn
at a time until all are loose.
3. Remove and discard the cylinder head bolts.
4. Tap cylinder head lightly with a soft faced hammer
until loose.
NOTE
Tap only in reinforced areas or on thick parts of the
cylinder head casting.
5. Remove the cylinder head
w
and head gasket
r
.
NOTE
Once the cylinder head is removed, nothing retains the
cylinder to the engine. DO NOT rotate the engine
without using the Cylinder Holding & Camshaft Timing
Plate (PU-50563). Refer to Cylinder / Piston
Removal, page 3.51 procedure.
Necessary Subsequent Procedures
1. Check Engine Timing Camshaft Timing - Quick Refer-
ence, page 3.80
ENGINE / COOLING / EXHAUST
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