Subaru Legacy III (2000-2003 year). Service manual — part 254
ME(H6DO)-4
MECHANICAL
GENERAL DESCRIPTION
Connecting rod
bushing
Clearance between piston pin
and bushing
STD
0 — 0.022 mm (0 — 0.0009 in)
Limit
0.030 mm (0.0012 in)
Crankshaft
Bend limit
0.035 mm (0.0014 in)
Crank pin and
crank journal
Out-of-roundness
0.020 mm (0.0008 in) or less
Grinding limit
0.250 mm (0.0098 in)
Crank pin outer diameter
STD
51.984 — 52.000 mm (2.0466 — 2.0472 in)
0.03 mm (0.0012 in) US
51.954 — 51.970 mm (2.0454 — 2.0461 in)
0.05 mm (0.0020 in) US
51.934 — 51.950 mm (2.0446 — 2.0453 in)
0.25 mm (0.0098 in) US
51.734 — 51.750 mm (2.0368 — 2.0374 in)
Crank journal
outer diameter
#1, #3, #5, #7
STD
63.992 — 64.008 mm (2.5194 — 2.5200 in)
0.03 mm (0.0012 in) US
63.962 — 63.978 mm (2.5182 — 2.5188 in)
0.05 mm (0.0020 in) US
63.942 — 63.958 mm (2.5174 — 2.5180 in)
0.25 mm (0.0098 in) US
63.742 — 63.758 mm (2.5095 — 2.5102 in)
#2, #4, #6
STD
63.992 — 64.008 mm (2.5194 — 2.5200 in)
0.03 mm (0.0012 in) US
63.962 — 63.978 mm (2.5182 — 2.5188 in)
0.05 mm (0.0020 in) US
63.942 — 63.958 mm (2.5174 — 2.5180 in)
0.25 mm (0.0098 in) US
63.742 — 63.758 mm (2.5095 — 2.5102 in)
Thrust clearance
STD
0.030 — 0.115 mm (0.0012 — 0.0045 in)
Limit
0.25 mm (0.0098 in)
Oil clearance
STD
0.015 — 0.030 mm (0.0006 — 0.0012 in)
Limit
0.050 mm (0.0020 in)
Crankshaft
bearing
Crankshaft
bearing thick-
ness
#1, #3, #5, #7
STD
1.992 — 2.005 mm (0.0784 — 0.0789 in)
0.03 mm (0.0012 in) US
2.017 — 2.020 mm (0.0794 — 0.0795 in)
0.05 mm (0.0020 in) US
2.027 — 2.030 mm (0.0798 — 0.0799 in)
0.25 mm (0.0098 in) US
2.127 — 2.130 mm (0.0837 — 0.0839 in)
#2, #4, #5
STD
1.996 — 2.000 mm (0.0786 — 0.0787 in)
0.03 mm (0.0012 in) US
2.019 — 2.020 mm (0.0795 — 0.0795 in)
0.05 mm (0.0020 in) US
2.029 — 2.032 mm (0.0799 — 0.0800 in)
0.25 mm (0.0098 in) US
2.129 — 2.132 mm (0.0838 — 0.0839 in)
ME(H6DO)-5
MECHANICAL
GENERAL DESCRIPTION
B: COMPONENT
1. V-BELT
(1) V-belt
(7) A/C compressor stay
Tightening torque: N·m (kgf-m, ft-lb)
(2) Belt cover
(8) Idler pulley
T1: 6.4 (0.65, 4.7)
(3) Belt tensioner
(9) Idler pulley cover
T2: 20 (2.0, 14)
(4) Power steering pump bracket
(10) Nut (LHD)
T3: 25 (2.5, 18)
(5) Generator
(11) Bolt (RHD)
T4: 33 (3.4, 25)
(6) Generator plate
ME-00695
( 1 )
( 2 )
( 3 )
( 4 )
( 5 )
( 6 )
( 7 )
( 8 )
( 9 )
(10)
(11)
T2
T3
T3
T1
T4
ME(H6DO)-6
MECHANICAL
GENERAL DESCRIPTION
2. TIMING CHAIN COVER
(1) Crank pulley cover
(7) Baffle
Tightening torque: N·m (kgf-m, ft-lb)
(2) O-ring
(8) Rear chain cover
(3) Crank pulley
(9) Water pump gasket
(4) Sealing washer
T2: <Ref. to ME(H6DO)-39, Front
(5) Oil seal
(6) Front chain cover
T3: 6.4 (0.65, 4.7)
ME-00439
( 5 )
( 3 )
( 9 )
( 8 )
( 7 )
( 6 )
( 4 )
( 4 )
( 2 )
( 1 )
T2
T2
T2
T2
T1
T2
T2
T2
T2
T3
ME(H6DO)-7
MECHANICAL
GENERAL DESCRIPTION
3. TIMING CHAIN
(1) Crank sprocket
(13) Chain tensioner lever (LH)
(25) Idler sprocket (Upper)
(2) Oil pump cover
(14) Chain tensioner (LH)
(26) Exhaust cam sprocket (LH)
(3) Inner rotor
(15) Water pump
(27) Intake cam sprocket (LH)
(4) Outer rotor
(16) O-ring
(5) Chain guide (Center)
(17) Chain guide (LH)
Tightening torque: N·m (kgf-m, ft-lb)
(6) Relief valve case
(18) Chain guide (Left-hand between
cams)
T1: 6.4 (0.64, 4.7)
(7) Relief valve case gasket
T2: 7.8 (0.80, 5.8)
(8) Chain guide (Right-hand between
cams)
(19) Timing chain (LH)
T3: 13 (1.3, 9.4)
(20) Exhaust cam sprocket (RH)
T4: 16 (1.6, 11.6)
(9) Timing chain (RH)
(21) Intake cam sprocket (RH)
T5: 69 (7.0, 50.6)
(10) Chain guide (RH)
(22) Idler sprocket plate
(11) Chain tensioner lever (RH)
(23) Idler sprocket (Lower)
(12) Chain tensioner (RH)
(24) Idler sprocket color
ME-00440
( 8 )
( 5 )
( 2 )
( 1 )
( 6 )
( 3 )
( 4 )
( 9 )
( 7 )
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
(18)
(19)
(21)
(27)
(26)
(22)
(25)
(24)
(23)
(24)
(22)
(20)
T1
T4
T3
T5
T3
T3
T2
T1
T1
T1
T1
T4
T4
T4
T1
T4
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