Subaru Legacy (2005 year). Manual — part 382

ME(H6DO)-3

MECHANICAL

General Description

Valve

Head edge thickness

mm (in)

Intake

Standard

1.0 (0.039)

Exhaust

Standard

1.2 (0.047)

Stem outer diameter

mm (in)

Intake

5.455 — 5.470 (0.2148 — 0.2154)

Exhaust

5.445 — 5.460 (0.2144 — 0.2150)

Stem oil clearance

Intake

Standard

0.030 — 0.057 (0.0012 — 0.0022)

Exhaust

Standard

0.040 — 0.067 (0.0016 — 0.0026)

Overall length

mm (in)

Intake

99.7 (3.925)

Exhaust

105.2 (4.142)

Outer diameter of valve lifter

mm (in)

32.959 — 32.975 (1.2976 — 1.2982)

Valve spring

Free length

mm (in)

Intake

Inner

39.55 (1.5571)

Outer

41.18 (1.6213)

Exhaust

46.32 (1.8236)

Squareness

Intake

Inner

2.5

°, 1.7 mm (0.067 in)

Outer

2.5

°, 1.8 mm (0.071 in)

Exhaust

2.5

°, 2.0 mm (0.079 in)

Cylinder
block

Standard height

mm (in)

202 (7.95)

Cylinder inner diameter

mm (in)

Stan-
dard

A

89.205 — 89.215 (3.5120 — 3.5124)

B

89.195 — 89.205 (3.5116 — 3.5120)

Cylindricality

mm (in) Standard

0.030 (0.0012)

Out-of-roundness

mm (in) Standard

0.010 (0.0004)

Piston clearance

mm (in) Standard

−0.010 — 0.010 (−0.0004 — 0.0004)

Piston

Outer diameter

mm (in)

Standard

A

89.205 — 89.215 (3.5120 — 3.5124)

B

89.195 — 89.205 (3.5116 — 3.5120)

0.25 (0.0098) OS

89.445 — 89.465 (3.5215 — 3.5222)

0.50 (0.0197) OS

89.695 — 89.715 (3.5313 — 3.5321)

Inner diameter of piston pin hole

Standard

22.000 — 22.006 (0.8661 — 0.8664)

Piston pin

Outer diameter

mm (in) Standard

21.994 — 22.000 (0.8659 — 0.8661)

Standard clearance between piston and pis-
ton pin

mm (in) Standard

0.004 — 0.008 (0.0002 — 0.0003)

Piston ring

Ring closed gap

mm (in)

Top ring

Standard

0.20 — 0.35 (0.0079 — 0.0138)

Second ring

Standard

0.35 — 0.50 (0.0138 — 0.0197)

Oil ring

Standard

0.20 — 0.60 (0.0079 — 0.0236)

Ring groove gap

mm (in)

Top ring

Standard

0.040 — 0.080 (0.0016 — 0.0031)

Second ring

Standard

0.030 — 0.070 (0.0012 — 0.0028)

Oil ring

Standard

0.045 — 0.125 (0.0018 — 0.0049)

Connecting
rod

Thrust clearance

mm (in) Standard

0.070 — 0.330 (0.0028 — 0.0130)

Bearing of
large end

Oil clearance

mm (in) Standard

0.016 — 0.043 (0.0006 — 0.0017)

Bearing size (Thickness at cen-
ter)

mm (in)

Standard

1.490 — 1.506 (0.0587 — 0.0593)

0.03 (0.0012) US

1.509 — 1.513 (0.0594 — 0.0596)

0.05 (0.0020) US

1.519 — 1.523 (0.0598 — 0.0600)

0.25 (0.0098) US

1.619 — 1.623 (0.0637 — 0.0639)

Bushing of
small end

Clearance between piston pin and bushing

mm (in) Standard

0 — 0.022 (0 — 0.0009)

ME(H6DO)-4

MECHANICAL

General Description

Crankshaft

Crank pin and crank journal

Out-of-roundness

mm (in)

0.005 (0.0002)

Cylindricality

mm (in)

0.006 (0.0002)

Crank pin outer diameter

mm (in)

Standard

51.984 — 52.000 (2.0466 — 2.0472)

0.03 (0.0012) US

51.954 — 51.970 (2.0454 — 2.0461)

0.05 (0.0020) US

51.934 — 51.950 (2.0446 — 2.0453)

0.25 (0.0098) US

51.734 — 51.750 (2.0368 — 2.0374)

Crank journal outer
diameter

mm (in)

#1, #3,
#5, #7

Standard

63.992 — 64.008 (2.5194 — 2.5200)

0.03 (0.0012) US

63.962 — 63.978 (2.5182 — 2.5188)

0.05 (0.0020) US

63.942 — 63.958 (2.5174 — 2.5180)

0.25 (0.0098) US

63.742 — 63.758 (2.5095 — 2.5102)

#2, #4,
#6

Standard

63.992 — 64.008 (2.5194 — 2.5200)

0.03 (0.0012) US

63.962 — 63.978 (2.5182 — 2.5188)

0.05 (0.0020) US

63.942 — 63.958 (2.5174 — 2.5180)

0.25 (0.0098) US

63.742 — 63.758 (2.5095 — 2.5102)

Thrust clearance

mm (in) Standard

0.030 — 0.115 (0.0012 — 0.0045)

Oil clearance

mm (in) Standard

0.010 — 0.030 (0.0004 — 0.0012)

Main bear-
ing

Bearing size (Thick-
ness at center)

mm (in)

#1, #3,
#5, #7

Standard

1.992 — 2.005 (0.0784 — 0.0789)

0.03 (0.0012) US

2.011 — 2.014 (0.0792 — 0.0793)

0.05 (0.0020) US

2.021 — 2.024 (0.0796 — 0.0797)

0.25 (0.0098) US

2.121 — 2.124 (0.0835 — 0.0836)

#2, #4,
#6

Standard

1.996 — 2.009 (0.0786 — 0.0791)

0.03 (0.0012) US

2.015 — 2.018 (0.0793 — 0.0794)

0.05 (0.0020) US

2.025 — 2.028 (0.0797 — 0.0798)

0.25 (0.0098) US

2.125 — 2.128 (0.0837 — 0.0838)

ME(H6DO)-5

MECHANICAL

General Description

B: COMPONENT

1. V-BELT

(1)

V-belt

(6)

Generator plate

Tightening torque: N

⋅

m (kgf-m, ft-lb)

(2)

Collector cover bracket

(7)

A/C compressor stay

T1: 6.4 (0.65, 4.7)

(3)

Belt tension adjuster ASSY

(8)

Idler pulley

T2: 20 (2.0, 14)

(4)

Power steering pump bracket

(9)

Idler pulley cover

T3: 25 (2.5, 18.4)

(5)

Generator

(10)

Cushion

T4: 33 (3.4, 24.3)

ME-02563

T1

T3

T3

T2

T4

(1)

(9)

(2)

(10)

(10)

(3)

(4)

(5)

(6)

(8)

(7)

ME(H6DO)-6

MECHANICAL

General Description

2. TIMING CHAIN COVER

(1)

Crank pulley cover

(5)

Oil seal

Tightening torque: N

⋅

m (kgf-m, ft-lb)

(2)

O-ring

(6)

Front chain cover

T1: <Ref. to ME(H6DO)-44, Crank

Pulley.>

(3)

Crank pulley

(7)

Rear chain cover

(4)

Sealing washer

(8)

Water pump gasket

T2: <Ref. to ME(H6DO)-45, Front

Chain Cover.>

T3: <Ref. to ME(H6DO)-54, Rear

Chain Cover.>

T4: 6.4 (0.65, 4.7)

ME-02021

T2

T2

T2

T2

T3

T3

T3

T3

T3

(4)

(6)

(7)

(8)

(5)

T1

T4

(1)

(3)

(2)