3.84
9924880 Rev 2- 1/10/2014 - 2013 / 2014 RANGER XP 900 - 2014 RANGER XP 900 / CREW 900 Service Manual
© Copyright Polaris Sales Inc.
6. Rotate the camshaft until the cam lobes above the
valves you are inspecting are facing up
y
.
7. Measure the valve clearance
u
using a thickness
(feeler) gauge. Record the measurement if clearance
is out of specification.
MEASUREMENT
Intake Valve Clearance (cold):
0.006 ± .002″ (0.15 ± 0.05 mm)
Exhaust Valve Clearance (cold):
0.008 ± .002″ (0.20 ± 0.05 mm)
8. Repeat steps 6 and 7 until all eight valves have been
inspected.
9. If any of the valve clearance measurements are out
of specification, remove the camshaft carriers and
camshafts and proceed with this procedure.
NOTE
If all valve clearance measurements are within
specification, remove the camshaft carriers and
proceed to Camshaft Installation / Timing, page 3.78.
10. Remove the valve tappet from a valve that was out of
specification.
NOTE
Keep mated parts together and in order with respect to
their location in the cylinder head for assembly
purposes. Mark each component or place them in an
organized rack as you remove them.
CAUTION
If performing this procedure with the cylinder head
installed on the engine, cover the spark plug holes and
the cam chain opening to prevent a valve adjustment
shim from falling into the cylinder or crankcase.
11. Record the 3 digit number on the bottom of the
tappet
i
.
12. Reference the valve clearance measurement
recorded for that valve, along with the 3-digit tappet
number.
13. Refer to the appropriate tappet selection matrix
(Intake or Exhaust) on the following pages and select
the proper tappet.
ENGINE
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