Subaru 2009 IMPREZA Service Manual page 1066

MECHANICAL
3. CYLINDER HEAD AND VALVE ASSEMBLY
(1)
(2)
(1) Exhaust valve
(2) Intake valve
(3) Cylinder head
(4) Valve spring seat
General Description
(3)
(12)
(4)
(10)
(6)
(7)
(8)
(9)
(5) Intake valve oil seal
(6) Valve spring
(7) Retainer
(8) Retainer key
ME(H4DOTC)-8
(11) (4) (5) (6) (7)
(11) (4) (5) (6) (7)
(12)
(4)
(10)
(6)
(7)
(8)
(9)
(9) Valve lifter
(10) Exhaust valve oil seal
(11) Intake valve guide
(12) Exhaust valve guide
(8) (9)
(8) (9)
ME-03077