Subaru 2002 IMPREZA Service Manual page 1072

MECHANICAL
(2) Set the arrow mark on camshaft sprocket to
position shown in the figure, and then measure
the #2 cylinder intake valve and #4 cylinder ex-
haust valve clearances.
(3) Set the arrow mark on camshaft sprocket to
position shown in the figure, and then measure
the #1 cylinder exhaust valve and #4 cylinder in-
take valve clearances.
15) After inspection, install the related parts in the
reverse order of removal.
Tightening torque:
32 N·m (3.3 kgf-m, 24 ft-lb)
VALVE CLEARANCE
B: ADJUSTMENT
CAUTION:
Adjustment of the valve clearance should be
performed while engine is cold.
1) Measure all valve clearances. <Ref. to ME(TUR-
BO)-28, INSPECTION, Valve Clearance.>
NOTE:
Record each valve clearance after it has been
measured.
S2M1195B
2) Remove the shim from valve lifter.
(1) Prepare the ST.
ST 498187200
S2M1196B
(2) Rotate the notch of the valve lifter outward
by 45°.
EN0191
ME(TURBO)-30
B2M1234
SHIM REPLACER
H2M3622
H2M1777A