1995 SUBARU LEGACY Service Repair Manual

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Page 17 of 2248

SUBARU LEGACY 1995 Service Repair Manual 4. Engine Compression
A: MEASUREMENT
1) After warming-up the engine, turn ignition switch to
OFF.
2) Make sure that the battery is fully charged.
3) Remove all the spark plugs.
4) Disconnect connector

Page 18 of 2248

SUBARU LEGACY 1995 Service Repair Manual 5. Intake Manifold Vacuum
A: MEASUREMENT
1) Warm-up the engine.
2) Disconnect the brake vacuum hose and install the
vacuum gauge to the hose fitting on the manifold.
G2M0099
3) Keep the engine at the

Page 19 of 2248

SUBARU LEGACY 1995 Service Repair Manual G2M0088
6. Engine Oil Pressure
A: MEASUREMENT
1) Remove generator from bracket.
(1) Disconnect connector and terminal from generator.
G2M0089
(2) Remove V-belt cover.
(3) Loosen lock bolt and slider b

Page 20 of 2248

SUBARU LEGACY 1995 Service Repair Manual G2M0093
4) Connect oil pressure gauge hose to cylinder block.
5) Start the engine, and measure oil pressure.
Oil pressure:
98 kPa (1.0 kg/cm
2,14 psi) or more at 800 rpm
294 kPa (3.0 kg/cm2, 43 psi) o

Page 21 of 2248

SUBARU LEGACY 1995 Service Repair Manual 1. Engine
A: SPECIFICATIONS
EngineModel2200 cc
TypeHorizontally opposed, liquid cooled, 4-cylinder, 4-stroke
gasoline engine
Valve arrangement Belt driven, single over-head camshaft, 4-valve/cylinder

Page 22 of 2248

SUBARU LEGACY 1995 Service Repair Manual B: SERVICE DATA
Belt
tension
adjusterProtrusion of adjuster rod 15.4—16.4 mm (0.606—0.646 in)
Belt ten-
sionerSpacer O.D. 16 mm (0.63 in)
Tensioner bush I.D. 16.16 mm (0.6362 in)
Clearance between

B: SERVICE DATA
Belt
tension
adjusterProtrusion of adjuster rod 15.4—16.4 mm (0.606—0.646 in)
Belt ten-
sionerSpacer O.D. 16 mm (0.63 in)
Tensioner bush I.D. 16.16 mm (0.6362 in)
Clearance between spacer and bushSTD 0.117—0.180 mm (0.0046—0.0071 in)
Limit 0.230 mm (0.0091 in)
Side clearance of spacerSTD 0.37—0.54 mm (0.0146—0.0213 in)
Limit 0.8 mm (0.031 in)
Valve
rocker armClearance between shaft and armSTD 0.020—0.054 mm (0.0008—0.0021 in)
Limit 0.10 mm (0.0039 in)
CamshaftBend limit 0.025 mm (0.0010 in)
Thrust clearanceSTD 0.030—0.260 mm (0.0012—0.0102 in)
Limit 0.35 mm (0.0138 in)
Cam lobe heightIntakeSTD 31.994—32.094 mm (1.2596—1.2635 in)
Limit 31.844 mm (1.2537 in)
ExhaustSTD 32.624—32.724 mm (1.2844—1.2883 in)
Limit 32.474 mm (1.2785 in)
Camshaft journal O.D. RHFront
LHRear 31.935—31.950 mm (1.2573—1.2579 in)
Center Center 37.435—37.450 mm (1.4738—1.4744 in)
Rear Front 37.935—37.950 mm (1.4935—1.4941 in)
Camshaft journal hole
I.D.RHFront
LHRear 32.005—32.025 mm (1.2600—1.2608 in)
Center Center 37.505—37.525 mm (1.4766—1.4774 in)
Rear Front 38.005—38.025 mm (1.4963—1.4970 in)
Oil clearanceSTD 0.055—0.090 mm (0.0022—0.0035 in)
Limit 0.10 mm (0.0039 in)
Cylinder
headSurface warpage limit 0.05 mm (0.0020 in)
Surface grinding limit 0.1 mm (0.004 in)
Standard height 98.3 mm (3.870 in)
Valve setRefacing angle 90°
Contacting widthIntakeSTD 0.7 mm (0.028 in)
Limit 1.4 mm (0.055 in)
ExhaustSTD 1.4 mm (0.055 in)
Limit 1.8 mm (0.071 in)
Valve
guideInner diameter 6.000—6.012 mm (0.2362—0.2367 in)
Protrusion above head 17.5—18.0 mm (0.689—0.709 in)
ValveHead edge thicknessIntakeSTD 1.0 mm (0.039 in)
Limit 0.8 mm (0.031 in)
ExhaustSTD 1.2 mm (0.047 in)
Limit 0.8 mm (0.031 in)
Stem diameterIntake 5.950—5.965 mm (0.2343—0.2348 in)
Exhaust 5.945—5.960 mm (0.2341—0.2346 in)
Stem oil clearanceSTDIntake 0.035—0.062 mm (0.0014—0.0024 in)
Exhaust 0.040—0.067 mm (0.0016—0.0026 in)
Limit—0.15 mm (0.0059 in)
Overall lengthIntake 101.0 mm (3.976 in)
Exhaust 101.2 mm (3.984 in)
STD: Standard I.D.: Inner Diameter O.D.: Outer Diameter
3
2-3SPECIFICATIONS AND SERVICE DATA
1. Engine

Page 23 of 2248

SUBARU LEGACY 1995 Service Repair Manual Valve springFree length 44.05 mm (1.7342 in)
Squareness 2.5°, 1.9 mm (0.075 in)
Tension/spring height174.6—200.1 N
(17.8—20.4 kg, 39.2—45.0 lb)/36.0 mm (1.417 in)
405.0—458.0 N
(41.3—46.7 k

Valve springFree length 44.05 mm (1.7342 in)
Squareness 2.5°, 1.9 mm (0.075 in)
Tension/spring height174.6—200.1 N
(17.8—20.4 kg, 39.2—45.0 lb)/36.0 mm (1.417 in)
405.0—458.0 N
(41.3—46.7 kg, 91.1—103.0 lb)/28.2 mm (1.110 in)
Cylinder
blockSurface warpage limit (mating with cylinder head) 0.05 mm (0.0020 in)
Surface grinding limit 0.1 mm (0.004 in)
Cylinder bore STDA 96.905—96.915 mm (3.8151—3.8155 in)
B 96.895—96.905 mm (3.8148—3.8151 in)
TaperSTD 0.015 mm (0.0006 in)
Limit 0.050 mm (0.0020 in)
Out-of-roundnessSTD 0.010 mm (0.0004 in)
Limit 0.050 mm (0.0020 in)
Piston clearanceSTD 0.010—0.030 mm (0.0004—0.0012 in)
Limit 0.050 mm (0.0020 in)
Enlarging (boring) limit 0.5 mm (0.020 in)
Piston Outer diameterSTDA 96.885—96.895 mm (3.8144—3.8148 in)
B 96.875—96.885 mm (3.8140—3.8144 in)
0.25 mm (0.0098 in)
OS97.115—97.145 mm (3.8234—3.8246 in)
0.50 mm (0.0197 in)
OS97.365—97.395 mm (3.8333—3.8344 in)
Piston pinStandard clearance between piston
pin and hole in pistonSTD 0.004—0.010 mm (0.0002—0.0004 in)
Limit 0.020 mm (0.0008 in)
Degree of fitPiston pin must be fitted into position with thumb at 20°C
(68°F).
Piston ringPiston ring gapTop ringSTD 0.20—0.35 mm (0.0079—0.0138 in)
Limit 1.0 mm (0.039 in)
Second
ringSTD 0.20—0.50 mm (0.0079—0.0197 in)
Limit 1.0 mm (0.039 in)
Oil ringSTD 0.20—0.70 mm (0.0079—0.0276 in)
Limit 1.5 mm (0.059 in)
Clearance between piston
ring and piston ring grooveTop ringSTD 0.040—0.080mm (0.0016—0.0031 in)
Limit 0.15 mm (0.0059 in)
Second
ringSTD 0.030—0.070 mm (0.0012—0.0028 in)
Limit 0.15 mm (0.0059 in)
Connecting
rodBend twist per 100 mm (3.94 in) in
lengthLimit 0.10 mm (0.0039 in)
Side clearanceSTD 0.070—0.330 mm (0.0028—0.0130 in)
Limit 0.4 mm (0.016 in)
Connecting
rod bearingOil clearanceSTD 0.015—0.045 mm (0.0006—0.0018 in)
Limit 0.05 mm (0.0020 in)
Thickness at center portionSTD 1.492—1.501 mm (0.0587—0.0591 in)
0.03 mm
(0.0012 in)
US1.510—1.513 mm (0.0594—0.0596 in)
0.05 mm
(0.0020 in)
US1.520—1.523 mm (0.0598—0.0600 in)
0.25 mm
(0.0098 in)
US1.620—1.623 mm (0.0638—0.0639 in)
Connecting
rod bushingClearance between piston pin and
bushingSTD 0—0.022 mm (0—0.0009 in)
Limit 0.030 mm (0.0012 in)
STD: Standard OS: Oversize US: Undersize
4
2-3SPECIFICATIONS AND SERVICE DATA
1. Engine

Page 24 of 2248

SUBARU LEGACY 1995 Service Repair Manual CrankshaftBend limit 0.035 mm (0.0014 in)
Crank pin and crank journalOut-of-roundness 0.030 mm (0.0012 in) or less
Grinding limit 0.25 mm (0.0098 in)
Crank pin outer diameterSTD 51.984—52.000 mm (2.

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