Subaru Legacy 2004 Service Manual page 1111

MECHANICAL
1. General Description
A: SPECIFICATION
Cylinder arrangement
Valve system mechanism
Bore ! Stroke
Displacement
Compression ratio
Compression pressure
(at 400 rpm)
Number of piston rings
Intake valve timing
Engine
Exhaust valve timing
Valve clearance
Idle speed ["P"/"N" range]
Ignition order
Ignition timing
NOTE:
OS: Oversize US: Undersize
Belt ten-
sion Protrusion of adjuster rod
adjuster
Spacer O.D.
Tensioner bush I.D.
Belt ten-
sioner
Clearance between spacer and bush
Side clearance of spacer
Bend limit
Side clearance
Cam lobe height
Camshaft
Journal O.D.
Clearance at journal
Surface warpage limit
Cylinder
Grinding limit
Head
Standard height
Refacing angle
Valve seat
Contacting width
Inside diameter
Valve guide
Protrusion above head
General Description
kPa (kg/cm
Max.retard
Open
Min.advance
Max.retard
Close
Min.advance
Max.retard
Open
Min.advance
Max.retard
Close
Min.advance
Intake
mm (in)
Exhaust
rpm
mm (in) Standard
mm (in) Standard
mm (in) Standard
Intake Standard
mm (in)
Exhaust Standard
Front
mm (in) Standard
Center rear
mm (in) Standard
Intake Standard
mm (in)
Exhaust Standard
ME(H4DOTC)-2
Horizontally opposed, liquid cooled, 4-cylinder,
4-stroke gasoline engine
Belt driven, double overhead camshaft,
92 ! 75 (3.62 ! 2.95)
mm (in)
3
cm (cu in)
2
1,100 — 1,300 (11.2 — 13.3, 160 — 189)
, psi)
Pressure ring: 2, Oil ring: 1
+0.04
0.20
0.35$0.05 (0.0138$0.0020)
No-load
A/C ON
BTDC/rpm
mm (in) 5.2 — 6.2 (0.205 — 0.244)
mm (in) 17.955 — 17.975 (0.7069 — 0.7077)
mm (in) 18.0 — 18.08 (0.7087 — 0.7118)
0.025 — 0.125 (0.0010 — 0.0049)
0.2 — 0.55 (0.0079 — 0.0217)
mm (in) 0.020 (0.0079) or less
0.068 — 0.116 (0.0027 — 0.0047)
45.85 — 45.95 (1.805 — 1.809)
45.75 — 45.85 (1.801 — 1.805)
37.946 — 37.963 (1.4939 — 1.4946)
29.946 — 29.963 (1.1790 — 1.1796)
0.037 — 0.072 (0.0015 — 0.0028)
mm (in)
mm (in)
mm (in)
0.6 — 1.4 (0.024 — 0.055)
1.2 — 1.8 (0.047 — 0.071)
mm (in) 6.000 — 6.012 (0.2362 — 0.2367)
mm (in) 15.8 — 16.2 (0.622 — 0.638)
4 valves/cylinder
1,994 (121.67)
9.5
ATDC 6"
BTDC 37"
ABDC 62"
ABDC 19"
BBDC 60"
BBDC 30"
BTDC 2"
ATDC 28"
+0.0016
(0.0079 )
#0.06 #0.0024
650$50
825$50
1 % 3 % 2 % 4
14"$3"/650
0.035 (0.0014)
0.3 (0.012)
127.5 (5.02)
90"