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General Information - Engine Mechanical - 3.8L: Specifications Hyundai Genesis I рестайлинг

Specifications

DescriptionSpecificationsLimit
3.8L
General
TypeV-type, DOHC
Number of cylinders6
Bore96mm (3.7795in.)
Stroke87.0mm (3.4252in.)
Total displacement3, 778cc (230.55cu.in.)
Compression ratio11.5:1
Firing order1-2-3-4-5-6
Valve timing
IntakeOpens (ATDC)10°(3.8L)
Closes (ABDC)66°
ExhaustOpens (BBDC)52°
Closes (ATDC)
Cylinder head
Flatness of gasket surfaceLess than 0.05mm (0.0019in.) [Less than 0.02mm (0.0008in.)/150x150]
Flatness of manifold mountingIntakeLess than 0.1mm (0.0039in.) [Less than 0.03mm (0.001in.)/110x110]
ExhaustLess than 0.1mm (0.0039in.) [Less than 0.03mm (0.001in.)/110x110]
Camshaft
Cam heightLH CamshaftIntake46.8mm (1.8425in.)
Exhaust45.8mm (1.8031in.)
RH CamshaftIntake46.8mm (1.8425in.)
Exhaust45.8mm (1.8031in.)
Journal outer diameterLH, RH camshaftIntakeNo. 1: 27.964 ~ 27.978mm (1.1009 ~ 1.1015in.) No. 2, 3, 4: 23.954 ~ 23.970mm (0.9430 ~ 0.9437in.)
ExhaustNo. 1: 27.964 ~ 27.978mm (1.1009 ~ 1.1015in.) No. 2, 3, 4: 23.954 ~ 23.970mm (0.9430 ~ 0.9437in.)
Bearing oil clearanceLH, RH camshaftIntakeNo. 1: 0.027 ~ 0.057mm (0.0011 ~ 0.0022in.) No. 2, 3, 4: 0.030 ~ 0.067mm (0.0012 ~ 0.0026in.)
ExhaustNo. 1: 0.027 ~ 0.057mm (0.0011 ~ 0.0022in.) No. 2, 3, 4: 0.030 ~ 0.067mm (0.0012 ~ 0.0026in.)
End play0.02 ~ 0.18mm (0.0008 ~ 0.0071in.)
Valve
Valve lengthIntake105.27mm (4.1445in.)
Exhaust105.50mm (4.1535in.)
Stem outer diameterIntake5.465 ~ 5.480mm (0.2151 ~ 0.2157in.)
Exhaust5.458 ~ 5.470mm (0.2149 ~ 0.2153in.)
Face angle45.25° ~ 45.75°
Thickness of valvehead (margin)Intake1.56 ~ 1.86mm (0.06142 ~ 0.07323in.)
Exhaust1.73 ~ 2.03mm (0.06811 ~ 0.07992in.)
Valve stem to valve guide clearanceIntake0.020 ~ 0.047mm (0.00078 ~ 0.00185in.)0.07mm (0.00275in.)
Exhaust0.030 ~ 0.054mm (0.00118 ~ 0.00212in.)0.09mm (0.00354in.)
Valve guide
Inner diameterIntake5.500 ~ 5.512mm (0.2165 ~ 0.2170in.)
Exhaust5.500 ~ 5.512mm (0.2165 ~ 0.2170in.)
LengthIntake41.8 ~ 42.2mm (1.6457 ~ 1.6614in.)
Exhaust41.8 ~ 42.2mm (1.6457 ~ 1.6614in.)
Valve seat
Width of seat contactIntake1.15 ~ 1.45mm (0.05118 ~ 0.05709in.)
Exhaust1.35 ~ 1.65mm (0.05315 ~ 0.06496in.)
Seat angleIntake44.75° ~ 45.20°
Exhaust44.75° ~ 45.20°
Valve spring
Free length45.5mm (1.7913in.)
Load19.3±0.8kg/34.0mm (42.7±1.8 lb/1.3386in.)
41.5±1.3kg/24.2mm (91.5±2.9 lb/0.9527in.)
Out of squarenessLess than 1.5°
MLA
MLA outer diameterIntake34.964 ~ 34.980mm (1.3765 ~ 1.3772in.)
Exhaust34.964 ~ 34.980mm (1.3765 ~ 1.3772in.)
Cylinder head tappet bore inner diameterIntake35.000 ~ 35.025mm (1.3779 ~ 1.3789in.)
Exhaust35.000 ~ 35.025mm (1.3779 ~ 1.3789in.)
MLA to tappet bore clearanceIntake0.020 ~ 0.061mm (0.0008 ~ 0.0024in.)0.07mm (0.0027in.)
Exhaust0.020 ~ 0.061mm (0.0008 ~ 0.0024in.)0.07mm (0.0027in.)
Valve clearance (At 20°C [68°F])
Intake0.17 ~ 0.23mm (0.0067 ~ 0.0090in.)0.10 ~ 0.30mm (0.0039 ~ 0.0118in.)
Exhaust0.27 ~ 0.33mm (0.0106 ~ 0.0129in.)0.20 ~ 0.40mm (0.0078 ~ 0.0157in.)
Cylinder block
Cylinder bore96.00 ~ 96.03mm (3.7795 ~ 3.7807in.)
Flatness of gasket surfaceLess than 0.05mm (0.0019in.) [Less than 0.02mm (0.0008in.)/150x150]
Piston
Piston outer diameter95.96 ~ 95.99mm (3.7779 ~ 3.7791in.)
Piston to cylinder clearance0.03 ~ 0.05mm (0.0012 ~ 0.0020in.)
Ring groove widthNo. 1 ring groove1.23 ~ 1.25mm (0.0484 ~ 0.0492in.)1.26mm (0.0496in.)
No. 2 ring groove1.23 ~ 1.25mm (0.0484 ~ 0.0492in.)1.26mm (0.0496in.)
Oil ring groove2.01 ~ 2.03mm (0.0791 ~ 0.0799in.)2.05mm (0.0807in.)
Piston ring
Side clearanceNo. 1 ring0.03 ~ 0.07mm (0.0012 ~ 0.0027in.)0.1mm (0.004in.)
No. 2 ring0.03 ~ 0.07mm (0.0012 ~ 0.0027in.)0.1mm (0.004in.)
Oil ring0.02 ~ 0.065mm (0.0008 ~ 0.0026in.)0.2mm (0.008in.)
End gapNo. 1 ring0.17 ~ 0.32mm (0.0067 ~ 0.0126in.)0.6mm (0.0236in.)
No. 2 ring0.32 ~ 0.47mm (0.0126 ~ 0.0185in.)0.7mm (0.0275in.)
Oil ring0.2 ~ 0.5mm (0.0078 ~ 0.0196in.)0.8mm (0.0315in.)
Piston pin
Piston pin outer diameter21.097 ~ 22.000mm (0.8306 ~ 0.8661in.)
Piston pin hole inner diameter22.004 ~ 22.010mm (0.8662 ~ 0.8665in.)
Piston pin hole clearance0.004 ~ 0.013mm (0.00016 ~ 0.00051in.)
Connecting rod small end inner diameter22.005 ~ 22.016mm (0.8663 ~ 0.8667in.)
Connecting rod small end hole clearance0.005 ~ 0.019mm (0.0002 ~ 0.0007in.)
Connecting rod
Connecting rod big end inner diameter58.000 ~ 58.018mm (2.2834 ~2.2842in.)
Connecting rod bearing oil clearance0.044 ~ 0.062mm (0.0017 ~ 0.0024in.)
Side clearance0.1 ~ 0.25mm (0.0039 ~ 0.0098in.)
Crankshaft
Main journal outer diameter68.942 ~ 68.960mm (2.7142 ~ 2.7149in.)
Pin journal outer diameter54.954 ~ 54.972mm (2.1635 ~ 2.1642in.)
Main bearing oil clearance0.022 ~ 0.040mm (0.0008 ~ 0.0016in.)
End play0.10 ~ 0.28mm (0.0039 ~ 0.0110in.)
Oil pump
Relief valve opening pressure5.0 ~ 5.5 bar
Engine oil
Oil quantityTotal6.0L (6.34US qt, 5.28lmp qt, 1.58 US.gal)When replacing a short engine or a block assembly
Oil pan5.5L (5.81US qt, 4.84lmp qt, 1.45 US.gal)
Drain and refill5.2L (5.49US qt, 4.58lmp qt, 1.37 US.gal)Including oil filter
Oil gradeRecommendation5W-30 ACEA A5If not available, refer to the recommended API or ILSAC or ACEA clasification and SAE viscosity number
ClassificationAPI SL, SM or above ILSAC GF3, GF4 or above ACEA A3 or A5Satisfy the requirement of the API or ILSAC or ACEA clasification
SAE viscosity gradeRecommended SAE viscosity numberRefer to the " LUBRICATION SYSTEM "
Oil pressure (at 1000rpm)130kPa (1.22kg/cm 2 , 18.77psi) or aboveOil temperature in oil pan: 110±2°C (230±36°F)
Cooling system
Cooling methodForced circulation with water pump
Coolant quantity8.4 ~ 8.6 L (8.9 ~ 9.1 us.qts, 7.4 ~7.6 lmp.qts, 2.21 ~ 2.27 US.gal)
ThermostatTypeWax pellet type
Opening temperature82±2°C (179.6±3.6°F)
Fully opened temperature95°C (203°F)
Full lift10mm (0.3937in.) MIN
Radiator capMain valve opening pressure93.16 ~ 122.58kpa (0.95 ~ 1.25kg/cm 2 , 13.51 ~ 17.78psi)
Vacuum valve opening pressure0 ~ 6.86 kpa (0 ~ 0.07kg/cm 2 , 0 ~ 0.99psi)
Water temperature sensor
TypeThermister type
Resistance20°C (68°F)2.31 ~ 2.59Kohms
80°C (176°F)0.3222 Kohms
ItemQuantityNmKgf.mLb-ft
Engine Mounting
Engine support bracket bolt1149.0 ~ 63.75.0 ~ 6.536.2 ~ 47.0
Engine mounting insulator nut2107.9 ~ 127.511.0 ~ 13.079.6 ~ 94.0
Engine mounting insulator to engine support bracket fixing nut263.7 ~ 83.46.5 ~ 8.547.0 ~ 61.5
Timing system
Drive belt idler bolt153.9 ~ 57.95.5 ~ 5.939.8 ~ 42.7
Drive belt auto tensioner bolt (M12)181.4 ~ 85.38.3 ~ 8.760.0 ~ 62.9
Drive belt auto tensioner bolt (M8)117.7 ~ 21.61.8 ~ 2.213.0 ~ 15.9
Crankshaft pulley bolt1284.4 ~ 304.029.0 ~ 31.0209.8 ~ 224.2
Timing chain cover bolt A1618.6 ~ 21.61.9 ~ 2.213.7 ~ 15.9
Timing chain cover bolt B224.5 ~ 26.52.5 ~ 2.718.1 ~ 19.5
Timing chain cover bolt C258.8 ~ 68.66.0 ~ 7.043.4 ~ 50.6
Timing chain cover bolt D39.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Timing chain auto tensioner bolt29.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Timing chain auto tensioner nut29.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Timing chain auto tensioner arm bolt218.6 ~ 21.61.9 ~ 2.213.7 ~ 15.9
Timing chain guide bolt419.6 ~ 24.52.0 ~ 2.514.5 ~ 18.1
Timing chain cam to cam guide bolt49.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Cylinder head
Ignition coil bolt (LH/RH)69.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Spark plug (LH/RH)614.7 ~ 24.51.5 ~ 2.510.8 ~ 18.1
Cylinder head cover bolt (LH/RH)38[3.9~5.9] + [9.8~11.8][0.4~0.6] + [1.0~1.2][2.9~4.3] + [7.2~8.7]
CVVT bolt (LH/RH)464.7 ~ 76.56.6 ~ 7.847.7 ~ 56.4
Camshaft bearing cap bolt (LH/RH)32[5.9] + [9.8~11.8][0.6] + [1.0~1.2][4.3] + [7.2~8.7]
Cylinder head bolt (LH/RH)16[37.3~41.2] + [118~122°] + [88~92°][3.8~4.2] + [118~122°] + [88~92°][27.5~30.4] + [118~122°] + [88~92°]
Cylinder head bolt (RH rear)218.6 ~ 23.51.9 ~ 2.413.7 ~ 17.4
Engine hanger bolt (LH)144.1 ~ 53.64.5 ~ 5.532.5 ~ 39.8
Engine hanger bolt (RH)218.6 ~ 23.51.9 ~ 2.413.7 ~ 17.4
Exhaust OCV (oil control valve) bolt (LH/RH)29.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Intake OCV (oil control valve) bolt (LH/RH)29.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Fuel pump bracket bolt418.6 ~ 23.51.9 ~ 2.413.7 ~ 17.4
Cylinder block
Connecting rod bolt12[27.5~31.3] + [68~72°][2.8~3.2] + [68~72°][20.2~23.1] + [68~72°]
Main bearing cap inner bolt (M11)8[49.0] + [90°][5.0] + [90°][36.2] + [90°]
Main bearing cap outer bolt (M8)8[19.6] + [120°][2.0] + [120°][14.5] + [120°]
Main bearing cap side bolt (M8)829.4 ~ 31.43.0 ~ 3.221.7 ~ 23.1
Plug bolt183.4 ~ 102.98.5 ~ 10.561.5 ~ 75.9
Oil jet bolt327.5 ~ 31.32.8 ~ 3.220.2 ~ 23.1
Rear oil seal case bolt69.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Baffle plate bolt69.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Knock sensor bolt (LH/RH)215.7 ~ 23.51.6 ~ 2.411.6 ~ 17.4
Drive plate bolt871.54 ~ 75.467.3 ~ 7.752.80 ~ 55.69
Upper oil pan bolt189.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Lubrication system
Oil drain bolt134.3 ~ 44.13.5 ~ 4.525.3 ~ 32.5
Oil pump bolt320.6 ~ 22.62.1 ~ 2.315.2 ~ 16.6
Oil filter body bolt419.6 ~ 21.62.0 ~ 2.214.5 ~ 15.9
Oil filter cap134.33.525.3
Oil level gauge & water inlet pipe bolt118.6 ~ 22.61.9 ~ 2.313.7 ~ 16.6
Lower oil pan bolt139.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Oil pump chain cover bolt29.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Oil pump chain tensioner bolt19.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Oil pump chain sprocket bolt118.6 ~ 21.61.9 ~ 2.213.7 ~ 15.9
Cooling system
Water pump bolt A39.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Water pump bolt B19.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Water pump bolt C121.6 ~ 26.52.2 ~ 2.715.9 ~ 19.5
Water pump bolt D19.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Water pump bolt E19.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Water pump bolt F19.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Water pump bolt G421.6 ~ 23.52.2 ~ 2.415.9 ~ 17.4
Water pump pulley bolt47.8 ~ 9.80.8 ~ 1.05.8 ~ 7.2
Water temp. control nut418.6 ~ 23.51.9 ~ 2.413.7 ~ 17.4
Water temp. control bolt218.6 ~ 23.51.9 ~ 2.413.7 ~ 17.4
Water center pipe bolt19.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Water outlet pipe bolt119.6 ~ 23.52.0 ~ 2.414.5 ~ 17.4
Water in/outlet pipe to water temp. control bolt219.6 ~ 23.52.0 ~ 2.414.5 ~ 17.4
Intake and exhaust system
Intake air hose clamp bolt12.9 ~ 4.90.3 ~ 0.52.2 ~ 3.6
Air cleaner assembly bolt37.8 ~ 9.80.8 ~ 1.05.8 ~ 7.2
Intake manifold bolt8[3.9~5.9] + [26.5~31.4][0.4~0.6] + [2.7~3.2][2.9~4.3] + [19.5~23.1]
Surge tank bolt49.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Surge tank nut29.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Exhaust manifold nut (LH/RH)1649.0 ~ 53.95.0 ~ 5.536.2 ~ 39.8
Heat protector bolt (LH/RH)69.8 ~ 11.81.0 ~ 1.27.2 ~ 8.7
Exhaust manifold stay bolt (LH/RH)434.3 ~ 41.23.5 ~ 4.225.3 ~ 30.4
Muffler nut1639.2 ~ 58.84.0 ~ 6.028.9 ~ 43.4

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