Polaris SPORTSMAN 600 Service Manual page 71

ENGINE
CYLINDER HEAD DISASSEMBLY, CONT.
NOTE: Carefully remove the cylinder components.
Place the hydraulic lifters (C), pushrods (D), and
rocker arms (E) in a safe, clean area.
D
5. Measure free length of spring with a Vernier caliper.
Compare to specifications.
measurement is out of specification.
C
E
Replace spring if
Valve Spring
Free Length
Valve Spring Length:
Std: 1.827I (46.40 mm)
Installed Height: 1.47" (37.34 mm)
6. Remove valve guide seals. IMPORTANT: It is
recommended to replace seals whenever the
cylinder head is disassembled.
cracked or worn valve seals will cause excessive
oil consumption and carbon buildup.
7. Mark the valves with a white pen. Remove the
valves from the cylinder head. This will ensure
that the valves are properly placed during engine
reassembly.
Mark the valves
Hardened,
3.21