1999 SUBARU LEGACY lock

2. CYLINDER BLOCK
B2M2407A
(1) Crankshaft bearing
(2) Crankshaft
(3) Cylinder block(4) Rear oil sealTightening torque: N´m (kg-m, ft-lb)
T1:
25±2 (2.5±0.2, 18.1±1.4)
T2:47±3 (4.8±0.3, 34.7±2.2)
1) Install ST to cylinder block, then install crank-
shaft bearings.
ST 499817000 ENGINE STAND
CAUTION:
Remove oil in the mating surface of bearing
and cylinder block before installation. Also
apply a coat of engine oil to crankshaft pins.
2) Position crankshaft on the #2 and #4 cylinder
block.3) Apply fluid packing to the mating surface of #1
and #3 cylinder block, and position it on #2 and #4
cylinder block.
Fluid packing:
THREE BOND 1215 or equivalent
CAUTION:
Do not allow fluid packing to jut into O-ring
grooves, oil passages, bearing grooves, etc.
G2M0185
65
[W6D2]2-3aSERVICE PROCEDURE
6. Cylinder Block

4) Temporarily tighten 10 mm cylinder block con-
necting bolts in alphabetical sequence shown in
figure.
B2M0088D
5) Tighten 10 mm cylinder block connecting bolts
in alphabetical sequence.
Tightening torque:
47
±3 N´m (4.8±0.3 kg-m, 34.7±2.2 ft-lb)
B2M0088D
6) Tighten 8 mm and 6 mm cylinder block connect-
ing bolts in alphabetical sequence shown in figure.
Tightening torque:
(A) Ð (G): 25
±2 N´m (2.5±0.2 kg-m,
18.1
±1.4 ft-lb)
(H): 6.4 N´m (0.65 kg-m, 4.7 ft-lb)
B2M0089F
7) Install rear oil seal using ST1 and ST2.
ST1 499597100 OIL SEAL GUIDE
ST2 499587200 OIL SEAL INSTALLER
G2M0186
66
2-3a[W6D2]SERVICE PROCEDURE
6. Cylinder Block

3. PISTON AND PISTON PIN (#1 AND #2)
B2M1322E
(1) Piston
(2) Piston pin
(3) Circlip(4) Gasket
(5) Service hole plugTightening torque: N´m (kg-m, ft-lb)
T:
69±7 (7.0±0.7, 50.6±5.1)
1) Installing piston
(1) Turn cylinder block so that #1 and #2 cylin-
ders face upward.
(2) Using ST1, turn crankshaft so that #1 and
#2 connecting rods are set at bottom dead cen-
ter.
ST1 499987500 CRANKSHAFT SOCKET
(3) Apply a coat of engine oil to pistons and
cylinders and insert pistons in their cylinders
using ST2.
ST2 498747100 PISTON GUIDE
S2M0306A
2) Installing piston pin
(1) Insert ST3 into service hole to align piston
pin hole with connecting rod small end.
CAUTION:
Apply a coat of engine oil to ST3 before inser-
tion.
ST3 499017100 PISTON PIN GUIDE
G2M0189
(2) Apply a coat of engine oil to piston pin and
insert piston pin into piston and connecting rod
through service hole.
67
[W6D3]2-3aSERVICE PROCEDURE
6. Cylinder Block

(3) Install circlip.
CAUTION:
Use new circlips.
G2M0190
(4) Apply fluid packing around the service hole
plug.
Fluid packing:
THREE BOND 1215 or equivalent
B2M2625
(5) Install service hole plug and gasket.
CAUTION:
Use a new gasket.
B2M2620
68
2-3a[W6D3]SERVICE PROCEDURE
6. Cylinder Block

4. PISTON AND PISTON PIN (#3 AND #4)
B2M1323E
(1) Piston
(2) Piston pin
(3) Circlip
(4) Gasket(5) Service hole plug
(6) Service hole coverTightening torque: N´m (kg-m, ft-lb)
T1:
6.4 (0.65, 4.7)
T2:69±7 (7.0±0.7, 50.6±5.1)
Turn cylinder block so that #3 and #4 cylinders face
upward. Using the same procedures as used for #1
and #2 cylinders, install pistons and piston pins.
69
[W6D4]2-3aSERVICE PROCEDURE
6. Cylinder Block

E: INSTALLATION
1. OIL PUMP AND WATER PUMP
B2M1767B
(1) Baffle plate
(2) Oil strainer
(3) Oil pan
(4) Oil separater cover
(5) Drive plate (AT vehicles only)
(6) Flywheel (MT vehicles only)
(7) Clutch housing cover (MT
vehicles only)(8) Oil pump
(9) Water pump
(10) Water by-pass pipe
(11) Oil filterTightening torque: N´m (kg-m, ft-lb)
T1:
5 (0.5, 3.6)
T2:6.4 (0.65, 4.7)
T3:10 (1.0, 7)
T4:72±3 (7.3±0.3, 52.8±2.2)
T5:First 12±2 (1.2±0.2, 8.7±1.4)
Second 12
±2 (1.2±0.2,
8.7
±1.4)
70
2-3a[W6E1]SERVICE PROCEDURE
6. Cylinder Block

1) Install baffle plate.
2) Install oil strainer and O-ring
3) Install oil strainer stay.
4) Apply fluid packing to matching surfaces and
install oil pan.
Fluid packing:
THREE BOND 1215 or equivalent
G2M0084
5) Apply fluid packing to matching surfaces and
install oil separator cover.
Fluid packing:
THREE BOND 1215 or equivalent
G2M0194
6) Install flywheel or drive plate.
To lock crankshaft, use ST.
ST 498497100 CRANKSHAFT STOPPER
G2M0161
7) Install housing cover.
8) Installation of oil pump
(1) Discard front oil seal after removal. Replace
with a new one using ST.
ST 499587100 OIL SEAL INSTALLER
S2M0235
71
[W6E1]2-3aSERVICE PROCEDURE
6. Cylinder Block

(2) Apply fluid packing to matching surface of
oil pump.
Fluid packing:
THREE BOND 1215 or equivalent
S2M0739A
(3) Apply a coat of engine oil to the inside of the
oil seal.
S2M0118A
(4) Install oil pump on cylinder block. Be care-
ful not to damage oil seal during installation.
CAUTION:
IDo not forget to install O-ring and seal when
installing oil pump.
IAlign flat surface of oil pump's inner rotor
with crankshaft before installation.
9) Install water pump and gasket.
CAUTION:
IBe sure to use a new gasket.
IWhen installing water pump, tighten bolts in
two stages in alphabetical sequence as shown
in figure.
H2M1568B
10) Install water by-pass pipe for heater.
11) Install oil filter using ST.
ST 498187300 OIL FILTER WRENCH
B2M2611A
2. RELATED PARTS
1) Install cylinder head, valve rocker assembly
and rocker cover.

2) Install timing belt and camshaft sprocket.

3) Install water pipe.
4) Install intake manifold.
72
2-3a[W6E2]SERVICE PROCEDURE
6. Cylinder Block