Contents Section: Mechanical All sections

Engine Mechanical (H6DO): Specifications Subaru Outback BR рестайлинг

Mechanical 10 illustrations ~247 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, 630 (221.5)
Compression ratio10.5
Compression (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 +0.04 -0.06 (0.0079 +0.0016 -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
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 between 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 diametersMm (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)
Valve lifter mating surface inner diameterMm (in)Standard32.994 - 33.016 (1.2990 - 1.2998)
Valve lifter and valve lifter mating surface clearanceMm (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)
CylindricalityMm (in)Limit0.030 (0.0012)
Out-of-roundnessMm (in)Limit0.010 (0.0004)
Clearance between cylinder and piston at 20°C (68°F)Mm (in)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 - 0.35 (0.0079 - 0.0138)
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)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)Limit0.005 (0.0002)
CylindricalityMm (in)Limit0.006 (0.0002)
Grinding limitMm (in)51.734 (2.0368)
Crank journalOut-of-roundnessMm (in)Limit0.005 (0.0002)
CylindricalityMm (in)Limit0.006 (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)
NOTE: OS: Oversize US: Undersize
NOTE
OS: Oversize US: Undersize

Scheme 469

Scheme 469: V-BELT

Tightening torque: N.m (kgf-m, ft-lb)

T1: 6.4 (0.7, 4.7)

T2: 20 (2.0, 14.8)

T3: 25 (2.5, 18.4)

T4: 33 (3.4, 24.3)

Scheme 470

Scheme 470: CHAIN COVER

Tightening torque: N.m (kgf-m, ft-lb)

T1: 6.4 (0.7, 4.7)

T2: 10 (1.0, 7.4)

T3: 25 (2.5, 18.4)

T4: 45 (4.6, 33.2)

T5: 195 (19.9, 143.8)

Scheme 471

Scheme 471: TIMING CHAIN

Tightening torque: N.m (kgf-m, ft-lb)

T1: 6.4 (0.7, 4.7)

T2: 16 (1.6, 11.8)

T3: Refer to CAM SPROCKET.

T4: 120 (12.2, 88.5)

Scheme 472

Scheme 472: CYLINDER HEAD AND CAMSHAFT

Tightening torque: N.m (kgf-m, ft-lb)

T1: 6.4 (0.7, 4.7)

T2: 9.75 (1.0, 7.2)

T3: 16 (1.6, 11.8)

T4: Refer to CYLINDER HEAD.

Scheme 473

Scheme 473: CYLINDER HEAD AND VALVE ASSEMBLY

Scheme 474

Scheme 474: CYLINDER BLOCK

Tightening torque: N.m (kgf-m, ft-lb)

T1: 6.4 (0.7, 4.7)

T2: 17 (1.7, 12.5)

T3: 18 (1.8, 13.3)

T4: 25 (2.5, 18.4)

T5: 37 (3.8, 27.3)

T6: 54 (5.5, 39.8)

T7: Refer to CYLINDER BLOCK.

Scheme 475

Scheme 475: CRANKSHAFT AND PISTON

Tightening torque: N.m (kgf-m, ft-lb)

T1: 60 (6.1, 44.3)

T2: Refer to INSTALLATION.

Scheme 476

Scheme 476: Engine harness assembly diagram 1

Scheme 477

Scheme 477: Engine harness assembly diagram 2

Scheme 478

Scheme 478: ENGINE MOUNTING

Tightening torque: N.m (kgf-m, ft-lb)

T1: 25 (2.5, 18.4)

T2: 45 (4.6, 33.2)

T3: 60 (6.1, 44.3)

T4: 65 (6.6, 47.9)

Refer to REMOVAL and INSTALLATION for removal and installation procedures of the intake and exhaust valves.

Refer to REMOVAL and INSTALLATION for removal and installation procedures of pistons.

Refer to REMOVAL and INSTALLATION for removal and installation procedures of connecting rods.

Refer to REMOVAL and INSTALLATION for removal and installation procedures of the crankshaft.