Subaru 2006 Legacy, Manual

Page: 3088 / 4302

ME(H6DO)-65
Cylinder Block
MECHANICAL
9) Install the rear oil seal using ST1 and ST2.
ST1 499597100 CRANKSHAFT OIL SEAL
GUIDE
ST2 499587200 CRANKSHAFT OIL SEAL IN-
STALLER
NOTE:
Apply engine oil to the pressing-in portion.
10) Position the top ring gap at (A) in the figure.
11) Position the second ring gap at (B).
12) Position the upper rail gap at (C) in the figure.
13) Position the expander gap at (D) in the figure.
14) Position the lower rail gap at (E) in the figure.
CAUTION:
• Make sure ring gaps do not face the same di-
rection.
• Make sure ring gaps are not within the piston
skirt area.
• Assemble it so that R mark faces to top side
of piston.
15) Install the snap ring.
Install the snap rings in the piston holes located op-
posite to the service holes in cylinder block when
positioning all pistons in corresponding cylinders.
NOTE:
Use new snap rings.
16) Installing piston:
(1) Using the ST1, turn the crankshaft so that #3
and #4 connecting rod small ends are set on the
service hole (A).
ST1 18252AA000 CRANKSHAFT SOCKET
(2) Apply a thin coat of engine oil to piston and
cylinder.
(3) Using the ST2, press-fit the piston into cylin-
der.
ST2 18254AA000 PISTON GUIDE
(A) Rear oil seal
(B) Drive plate installation bolt
ST2 ST1
(A)
(B)
ME-00570
180˚
(A) (B)
ME-02066
25˚
35˚
(C)
(D)
(E)
ME-02067
(A) Front side of vehicle
(A)
#1
#2
#3
#4
#5
#6
ME-00573
ST1 (A)
(A)
ME-00574
ST2
ME-00576
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