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Engine Mechanical (H6DO - 3.6L DOHC): Specifications Subaru Outback BR

Mechanical 9 illustrations ~137 words

SPECIFICATION

EngineModel3.6 L
Cylinder arrangementHorizontally opposed, liquid cooled, 6-cylinder, 4-stroke gasoline engine
Valve system mechanismChain driven, double overhead camshaft, 4-valve/cylinder
Bore x StrokeMm (in)92 x 91 (3.622 x 3.583)
DisplacementCm 3 (cu in)3,629 (221)
Compression ratio10.5
Compression pressure (350 RPM and fully open throttle)KPa (Kgf/cm 2 , psi)Standard1,275 - 1,471 (13.0 - 15.0,185 - 213)
Number of piston ringsPressure ring: 2, Oil ring: 1
Intake valve timingOpenMax. retardATDC 10°
Min. advanceBTDC 40°
CloseMax. retardABDC 74°
Min. advanceABDC 24°
Exhaust valve timingOpenMax. retardBBDC 4°
Min. advanceBBDC 44°
CloseMax. retardATDC 44°
Min. advanceATDC 4°
Valve clearanceMm (in)Intake0.20 +004 -0.06 (0.0079 +00016 -0.0024 ))
Exhaust0.35±0.05 (0.0138±0.0020)
Idle speed ["P" or "N" range]RPMNo loadStandard700±100
A/C ONStandard700 - 910±100
Ignition order1 --> 6 --> 3 --> 2 --> 5 --> 4
Ignition timingBTDC/RPMStandard15°±8°/700

GENERAL SPECIFICATION CHART

Note. OS: Oversize US: Undersize

CamshaftBending limitMm (in)0.020 (0.00079)
Cam lobe heightMm (in)IntakeStandard45.90 - 46.00 (1.8071 1.8110)
ExhaustStandard44.65 - 44.75 (1.7579 - 1.7618)
Cam base circle diameterMm (in)IntakeStandard36.00 (1.4173)
ExhaustStandard36.00 (1.4173)
Journal O.D.Mm (in)FrontStandard37.946 - 37.963 (1.4939 - 1.4946)
Except for frontStandard25.946 - 25.963 (1.0215 - 1.0222)
Oil clearanceMm (in)Standard0.037 - 0.072 (0.0015 - 0.0028)
Thrust clearanceMm (in)IntakeStandard0.075 - 0.135 (0.0030 - 0.0053)
ExhaustStandard0.075 - 0.135 (0.0030 - 0.0053)
Cylinder headWarping limit (Mating surface with cylinder block)Mm (in)0.020 (0.0008)
Standard heightMm (in)124±0.05 (4.88±0.0020)
Valve seatSeating angle between valve and valve seat90°
Contacting width of valve and valve seatMm (in)IntakeStandard1.0 (0.039)
ExhaustStandard1.5 (0.059)
Valve guideClearance between the valve guide and valve stemMm (in)IntakeStandard0.030 - 0.057 (0.0012 - 0.0022)
ExhaustStandard0.040 - 0.067 (0.0016 - 0.0026)
Inside diameterMm (in)5.500 - 5.512 (0.2165 - 0.2170)
Valve stem outer diameterMm (in)Intake5.455 - 5.470 (0.2148 - 0.2154)
Exhaust5.445 - 5.460 (0.2144 - 0.2150)
Valve guide protrusion amountIntakeMm (in)8.6 - 9.0 (0.3386 - 0.3543)
ExhaustMm (in)10.7-11.1 (0.4213 - 0.4370)
ValveHead edge thicknessMm (in)IntakeStandard1.0 (0.039)
ExhaustStandard1.2 (0.047)
Overall lengthMm (in)Intake103.5 (4.075)
Exhaust103.2 (4.063)
Valve springFree lengthMm (in)Intake49.06 (1.9315)
Exhaust49.06 (1.9315)
Tension/spring heightN (kgf, lb)/mm (in)Set182 - 210 (18.6 - 21.4,40.9 - 47.2)/31.0 (1.220)
Lift316 - 350 (32.2 - 35.7, 71.0 - 78.7)/21.0 (0.827)
Squareness2.5°, 2.1 mm (0.083 in)
Valve lifterOuter diameterMm (in)Standard32.959 - 32.975 (1.2976 - 1.2982)
Inner diameter of valve lifter mating surfaceMm (in)Standard32.994 - 33.016 (1.2990 - 1.2998)
Clearance between valve lifter and valve lifter mating surfaceMm(in)Standard0.019 - 0.057 (0.0007 - 0.0022)
Cylinder blockWarping limit (Mating surface with cylinder head)Mm (in)0.020 (0.0008)
Standard heightMm (in)202 (7.95)
TaperMm (in)Standard0.030 (0.0012)
Out-of-roundnessMm (in)Standard0.010 (0.0004)
Cylinder to piston clearance at 20°C (68°F)Mm (m)Standard0.010 - 0.010 (-0.0004 - 0.0004)
Cylinder inner diameter boring limit (diameter)Mm (in)92.515 (3.6717)
PistonPiston grade pointMm (in)37.3 (1.4685)
Outer diameterMm (in)StandardA92.005 - 92.015 (3.6222 - 3.6226)
B91.995 - 92.005 (3.6218 - 3.6222)
0.25 (0.0098) OS92.245 - 92.265 (3.6317 - 3.6325)
0.50 (0.0197) OS92.495 - 92.515 (3.6415 - 3.6423)
Inner diameter of piston pin holeMm (in)Standard22.000 - 22.006 (0.8661 - 0.8664)
Piston pinDegree of fitPiston pin must be fitted into position with thumb at 20°C (68°F).
Outer diameterMm (in)Standard21.994 - 22.000 (0.8659 - 0.8661)
Clearance between piston and piston pinMm (in)Standard0.004 - 0.008 (0.0002 - 0.0003)
Piston ringPiston ring gapMm (in)Top ringStandard0.20 - 0.25 (0.0079 - 0.0098)
Second ringStandard0.40 - 0.50 (0.0157 - 0.0197)
Oil ringStandard0.20 - 0.50 (0.0079 - 0.0197)
Clearance between piston ring and piston ring grooveMm (in)Top ringStandard0.040 - 0.080 (0.0016 - 0.0031)
Second ringStandard0.030 - 0.070 (0.0012 - 0.0028)
Oil ringStandard0.065 - 0.165 (0.0026 - 0.0065)
Connecting rod and connecting rod bearingBend or twist per 100 mm (3.94 in) in lengthMm (in)Service limit0.10 (0.0039 in)
Thrust clearanceMm (in)Standard0.070 - 0.330 (0.0028 - 0.0130)
Oil clearanceMm (in)Standard0.016 - 0.043 (0.0006 - 0.0017)
Bearing size (Thickness at center)Mm (in)Standard1.489 - 1.505 (0.0586 - 0.0593)
0.03 (0.0012) US1.507 - 1.515 (0.0593 - 0.0596)
0.05 (0.0020) US1.517 - 1.525 (0.0597 - 0.0600)
0.25 (0.0098) US1.617 - 1.625 (0.0637 - 0.0640)
Bushing of small endClearance between piston pin and bushingMm (in)Standard0 - 0.022 (0 - 0.0009)
Crankshaft and crankshaft bearingBending limitMm (in)0.035 (0.0014)
Crank pinOut-of-roundnessMm (in)0.005 (0.0002)
CylindricalityMm (in)0.006 (0.0002)
Grinding limitMm (in)51.734 (2.0368)
Crank journalOut-of-roundnessMm (in)0.005 (0.0002)
CylindricalityMm (in)0.006 (0.0002)
Grinding limitMm (in)63.742 (2.5095)
Crank pin outer diameterMm (in)Standard51.976 - 52.000 (2.0463 - 2.0472)
0.03 (0.0012) US51.954 - 51.970 (2.0454 - 2.0461)
0.05 (0.0020) US51.934 - 51.950 (2.0446 - 2.0453)
0.25 (0.0098) US51.734 - 51.750 (2.0368 - 2.0374)
Crank journal outer diameterMm (in)#1,#3, #5, #7Standard63.992 - 64.016 (2.5194 - 2.5203)
0.03 (0.0012) US63.962 - 63.978 (2.5182 - 2.5188)
0.05 (0.0020) US63.942 - 63.958 (2.5174 - 2.5180)
0.25 (0.0098) US63.742 - 63.758 (2.5095 - 2.5102)
#2, #4, #6Standard63.992 - 64.016 (2.5194 - 2.5203)
0.03 (0.0012) US63.962 - 63.978 (2.5182 - 2.5188)
0.05 (0.0020) US63.942 - 63.958 (2.5174 - 2.5180)
0.25 (0.0098) US63.742 - 63.758 (2.5095 - 2.5102)
Bearing size (Thickness at center)Mm (in)#1,#3, #5Standard1.996 - 2.013 (0.0786 - 0.0793)
0.03 (0.0012) US2.011 -2.014 (0.0792 - 0.0793)
0.05 (0.0020) US2.021 - 2.024 (0.0796 - 0.0797)
0.25 (0.0098) US2.121 - 2.124 (0.0835 - 0.0836)
#2, #4, #6Standard1.996 - 2.013 (0.0786 - 0.0793)
0.03 (0.0012) US2.015 - 2.018 (0.0793 - 0.0794)
0.05 (0.0020) US2.025 - 2.028 (0.0797 - 0.0798)
0.25 (0.0098) US2.125 - 2.128 (0.0837 - 0.0838)
#7Standard1.992 - 2.009 (0.0784 - 0.0791)
0.03 (0.0012) US2.011 - 2.014 (0.0792 - 0.0793)
0.05 (0.0020) US2.021 - 2.024 (0.0796 - 0.0797)
0.25 (0.0098) US2.121 - 2.124 (0.0835 - 0.0836)
Thrust clearanceMm (in)Standard0.030 - 0.115 (0.0012 - 0.0045)
Oil clearanceMm (in)Standard0.010 - 0.030 (0.0004 - 0.0012)

CAMSHAFT SPECIFICATION CHART

Scheme 216

Scheme 216: V-BELT

Scheme 217

Scheme 217: CHAIN COVER

Scheme 218

Scheme 218: TIMING CHAIN

Scheme 219

Scheme 219: CYLINDER HEAD AND CAMSHAFT

Scheme 220

Scheme 220: CYLINDER HEAD AND VALVE ASSEMBLY

Scheme 221

Scheme 221: CYLINDER BLOCK

Scheme 222

Scheme 222: CRANKSHAFT AND PISTON

Scheme 223

Scheme 223: Engine harness assembly diagram 1

Scheme 224

Scheme 224: Engine harness assembly diagram 2

Refer to "Cylinder Head" for removal and installation procedures of the intake and exhaust valves. Ref. to REMOVAL, Cylinder Head. Ref. to INSTALLATION, Cylinder Head.

Refer to "Cylinder Block" for removal and installation procedures of pistons. Ref. to REMOVAL, Cylinder Block. Ref. to INSTALLATION, Cylinder Block.

Refer to "Cylinder Block" for removal and installation procedures of connecting rods. Ref. to REMOVAL, Cylinder Block. Ref. to INSTALLATION, Cylinder Block.

Refer to "Cylinder Block" for removal and installation procedures of the crankshaft. Ref. to REMOVAL, Cylinder Block. Ref. to INSTALLATION, Cylinder Block.