Subaru EX13 Service Manual page 29

Step Parts to remove
Cylinder head,
Chain guide
23
Intake and exhaust
valves
24
Fig.5-21
Push
Remarks and procedures
(1) Remove the cylinder head from the
crankcase.
(2) Remove the cylinder head gasket from the
cylinder head. Take care not to lose the
pipe knocks.
(3) Remove the chain guide from the top side
of the crankcase.
(If the chain guide is removed from the inner
side of the crankcase, it might be damaged.)
(1) Remove the collet valve from the
spring retainer. (See Fig. 5-21)
(2) Remove the intake valve and the exhaust
valve.
VALVE SPRING
PIPE KNOCK
GASKET
INTAKE
VALVE
EXHAUST
VALVE
CHAINGUIDE
M8 x 35 BOLT : 1 pc.
(This bolt is same as the
main bearing cover bolt).
Fig.5-20
- 26 -
12 mm box spanner
M8 × 68mm : 4 pcs.
M8 × 35mm : 1 pc.
COLLET VALVE
SPRING RETAINER
M8 x 68 BOLT : 4 pcs.
STEM SEAL
CYLINDER HEAD
SPRING RETAINER
Fasteners
VALVE SPRING
COLLET VALVE