Page 182 - Manual Oficina Polaris RZR XP 1000 17-18

ENGINE / COOLING SYSTEM

ENGINE ASSEMBLY - TOP END

CYLINDER HEAD ASSEMBLY 6. Install the valve spring with widely spaced coils y on
the top and tightly spaced coils u facing down
NOTICE toward the cylinder head.
Assemble the valves one at a time to maintain proper
order.

WARNING
Wear eye protection during cylinder head disassembly
and reassembly or when working with the valve springs.

1. Apply engine oil to valve guides and seats.
2. Coat valve stem with Premium Starter Grease (PN
2871460).
3. Install the valve q in the cylinder head, through the
guide.

IMPORTANT
Valve springs to be installed with paint mark facing up
i.

7. Place the valve retainer on the spring.
8. Compress the valve spring by hand using valve
spring compressor adapter (PV-43513-A). Compress
spring only enough to allow split keeper installation.
Valve spring compressor (PV-1253 or PV-4019
(Quick Release)) can be used if desired to aid in
installation.

4. Dip the new valve seat/seal w in clean engine oil
and carefully install the valve seat/seal on the valve
guide with a rotating motion. Push firmly until seated
in retaining groove and square with the guide

CAUTION
Valve seals should be installed AFTER the valves are in
the head to avoid valve seal damage.

5. Dip the valve spring e and retainer r in clean
engine oil.

CAUTION
To prevent damage to the valve seals, do not compress
the valve spring more than necessary to install the
keepers.

9. Install split keepers t with gap even on both sides.
10. Repeat this procedure for remaining valves.

3.74 9928492 R06 - 2017-2018 RZR XP 1000 / XP4 1000 Service Manual
© Copyright Polaris Industries Inc.