Hyundai Sonata: Specifications - Revised - General Information - Engine Mechanical System - Hyundai Sonata YF 2011-2018 Service ManualHyundai Sonata: Specifications - Revised

Specifications

Description
Specifications
Limit
General
Type
In-line, DOHC
 
Number of cylinders
4
 
Bore
88mm (3.464in)
 
Stroke
97mm (3.819in)
 
Total displacement
2359cc (143.90cu.in)
 
Compression ratio
11.3 0.3 : 1
 
Firing order
1-3-4-2
 
Valve timing
Intake valve
Opens
(ATDC/BTDC)
ATDC 7 ~ BTDC 38
 
Closes (ABDC)
ABDC 67 ~ 22
 
Exhaust valve
Opens (BBDC)
BBDC 44 ~ 4
 
Closes (BTDC)
ATDC 0 ~ 40
 
Valve clearance [Engine coolant temperature : 20C (68F)]
Intake valve
0.17 ~ 0.23mm (0.0067 ~ 0.0090in.)
0.10 ~ 0.30mm
(0.0039 ~ 0.0118in.)
Exhaust valve
0.27 ~ 0.33mm (0.0106 ~ 0.0129in.)
0.20 ~ 0.40mm
(0.0079 ~ 0.0157in.)
Camshaft
Cam height
Intake
44.2mm (1.7401in.)
 
Exhaust
45.0mm (1.7716in.)
 
Journal outer diameter
Intake
No.1 : ¢ 30mm (1.1811in.)
No.2,3,4,5 : ¢ 24mm (0.9449in.)
 
Exhaust
No.1 : ¢ 36mm (1.4173in.)
No.2,3,4,5 : ¢ 24mm (0.9449in.)
 
Bearing oil clearance
Intake
No.1 : 0.022 ~ 0.057mm (0.00087 ~ 0.00224in.)
No.2,3,4,5 : 0.045 ~ 0.082mm (0.00177 ~ 0.00323in.)
No.1 : 0.090mm (0.00354in.)
No.2,3,4,5 : 0.120mm (0.00472in.)
Exhaust
No.1 : 0 ~ 0.032mm (0 ~ 0.00126in.)
No.2,3,4,5 : 0.045 ~ 0.082mm (0.00177 ~ 0.00323in.)
End play
0.04 ~ 0.16mm (0.0016 ~ 0.0063in.)
0.20mm (0.0078in.)
Valve
Valve length
Intake
113.18mm (4.4559in.)
112.93mm (4.4461in)
Exhaust
105.84mm (4.1669in.)
105.59mm (4.1571in)
Stem outer diameter
Intake
5.465 ~ 5.480mm (0.21516 ~ 0.21575in.)
 
Exhaust
5.458 ~ 5.470mm (0.21488 ~ 0.21535in.)
 
Face angle
45.25 ~ 45.75
 
Thickness of valve head (margin)
Intake
1.02mm (0.0401in.)
 
Exhaust
1.09mm (0.0429in.)
 
Valve stem to valve guide clearance
Intake
0.020 ~ 0.047mm (0.00078 ~ 0.00185in.)
0.070mm (0.00275in.)
Exhaust
0.030 ~ 0.054mm (0.00118 ~ 0.00212in.)
0.090mm (0.00354in.)
MLA outer diameter
31.964 ~ 31.980mm (1.2584 ~ 1.2590in.)
 
Tappet bore inner diameter
32.000 ~ 32.025mm (1.2598 ~ 1.2608in.)
 
MLA to tappet bore clearance
0.020 ~ 0.061mm (0.00078 ~ 0.00240in.)
0.070mm (0.00275in.)
Valve guide
Length
Intake
43.8 ~ 44.2mm (1.7244 ~ 1.7401in.)
 
Exhaust
43.8 ~ 44.2mm (1.7244 ~ 1.7401in.)
 
Inner diameter
Intake
5.500 ~ 5.512mm (0.21654 ~ 0.21701in.)

Exhaust
5.500 ~ 5.512mm (0.21654 ~ 0.21701in.)

Valve seat
Width of seat contact
Intake
1.16 ~ 1.46mm (0.0457 ~ 0.0575in.)
 
Exhaust
1.35 ~ 1.65mm (0.0531 ~ 0.0649in.)
 
Seat angle
Intake
44.75 ~ 45.10
 
Exhaust
44.75 ~ 45.10
 
Valve spring
Free length
47.44mm (1.8677in.)
 
Load
19.0 0.6kg/35.0mm (41.88 1.32lb/1.3779in
39.8 1.2kg/26.0mm (87.74 2.64lb/1.0236in.)
 
Out of squareness
Less than 1.5
 
Cylinder head
Flatness of gasket surface
Less than 0.05mm (0.0019in.) for total area
Less than 0.02mm (0.0007in.) for a section of
100mm (3.9370in.)×100mm (3.9370in.)
 
Flatness of manifold mounting surface
Intake
Less than 0.10mm (0.0039in.)
 
Exhaust
Less than 0.10mm (0.0039in.)
 
Piston
Piston outer diameter
87.970 ~ 88.000mm (3.46338 ~ 3.46456in.)
 
Piston to cylinder clearance
0.020 ~ 0.040mm (0.00079 ~ 0.00157in.)
 
Ring groove width
No. 1 ring
1.235 ~ 1.250mm (0.04862 ~ 0.04921in.)
1.260mm (0.04961in.)
No. 2 ring
1.230 ~ 1.250mm (0.04843 ~ 0.04921in.)
1.260mm (0.04961in.)
Oil ring
2.010 ~ 2.025mm (0.07913 ~ 0.07972in.)
2.050mm (0.08071in.)
Piston ring
Side clearance
No. 1 ring
0.050 ~ 0.080mm (0.00197 ~ 0.00315in.)
0.100mm (0.00394in.)
No. 2 ring
0.040 ~ 0.080mm (0.00157 ~ 0.00315in.)
0.100mm (0.00394in.)
Oil ring
0.020 ~ 0.055mm (0.00079 ~ 0.00217in.)
0.100mm (0.00394in.)
End gap
No. 1 ring
0.15 ~ 0.30mm (0.0059 ~ 0.0118in.)
0.60mm (0.0236in.)
No. 2 ring
0.37 ~ 0.52mm (0.0145 ~ 0.0204in.)
0.70mm (0.0275in.)
Oil ring
0.20 ~ 0.50mm (0.0079 ~ 0.0197in.)
0.80mm (0.0315in.)
Piston pin
Piston pin outer diameter
21.997 ~ 22.000mm (0.86602 ~ 0.86614in.)
 
Piston pin hole inner diameter
22.003 ~ 22.007mm (0.86626 ~ 0.86642in.)
 
Piston pin hole clearance
0.003 ~ 0.010mm (0.00012 ~ 0.00039in.)
 
Connecting rod small end hole inner diameter
22.005 ~ 22.011mm (0.86634 ~ 0.86657in.)
 
Piston pin-to-connecting rod interference
0.005 ~ 0.014mm (0.00020 ~ 0.00055in.)
 
Connecting rod
Connecting rod big end inner diameter
51.000 ~ 51.018mm (2.00787 ~ 2.00858in.)
 
Connecting rod bearing oil clearance
0.031 ~ 0.045mm (0.00122 ~ 0.00177in.)
0.050mm ( 0.00197in.)
Side clearance
0.10 ~ 0.25mm (0.0039 ~ 0.0098in.)
0.35mm (0.0138in.)
Crankshaft
Main journal outer diameter
51.942 ~ 51.960mm (2.04496 ~ 2.04567in.)
 
Pin journal outer diameter
47.954 ~ 47.972mm (1.88795 ~ 1.88866in.)
 
Main bearing oil clearance
0.020 ~ 0.038mm (0.00079 ~ 0.00150in.)
0.100mm (0.00394in.)
End play
0.07 ~ 0.25mm (0.0028 ~ 0.0098in.)
0.30mm (0.0118in.)
Cylinder block
Cylinder bore
88.00 ~ 88.03mm (3.4645 ~ 3.4657in.)
 
Flatness of gasket surface
Less than 0.05mm (0.0019in.) for total area
Less than 0.02mm (0.0007in.) for a section of
100mm (3.9370in.)×100mm (3.9370in.)
 
Engine oil
Oil quantity
Total
5.5 L (1.45 U.S.gal., 5.81 U.S.qt., 4.84 lmp.qt.)
When replacing a short engine or block assembly
Oil pan
4.2 L (1.11 U.S.gal., 4.44 U.S.qt., 3.70 lmp.qt.)
 
Drain and refill
4.6 L (1.22 U.S.gal., 4.86 U.S.qt., 4.05 lmp.qt.)
Including oil filter
Oil grade
Recommendation
5W-20/GF4&SM
If not available, refer to the recommended API or ILSAC classification and SAE viscosity number.
Classification
API SL, SM or above
ILSAC GF3, GF4 or above
Satisfy the requirement of the API or ILSAC classification.
SAE viscosity grade
Recommended SAE viscosity number
Refer to the "Lubrication System".
Oil pressure (at 1,000rpm)
117.68kPa (1.2kgf/cm², 17.07psi) or above
Oil temperature (oil pan): 1102C (23035.6F)
Cooling system
Cooling method
Forced circulation with cooling fan
 
Coolant quantity
6.5 ~ 6.6L (1.72 ~ 1.74 U.S.gal., 6.87 ~ 6.97 U.S.qt., 5.72 ~ 5.81 lmp.qt. )
 
Thermostat
Type
Wax pellet type
 
Opening temperature
821.5C (179.62.7F)
 
Full opening valve lift/temperature
More than 8mm (0.3in.) / 95C (203F)
 
Radiator cap
Main valve opening pressure
93.16 ~ 122.58kPa
(0.95 ~ 1.25kgf/cm², 13.51 ~ 17.78psi)
 
Vacuum valve opening pressure
0 ~ 6.86 kPa
(0 ~ 0.07kgf/cm², 0 ~ 0.99psi)
 

Tightening Torques
Item
Quantity
N.m
kgf.m
lb-ft
Engine mounting
Engine mounting bracket to body fixing bolt
4
58.8 ~ 73.5
6.0 ~ 7.5
43.4 ~ 54.2
Engine mounting insulator to engine mounting support bracket fixing nut
1
78.5 ~ 98.1
8.0 ~ 10.0
57.9 ~ 72.3
Engine mounting support bracket to engine support bracket fixing bolt
1
78.5 ~ 98.1
8.0 ~ 10.0
57.9 ~ 72.3
Engine mounting support bracket to engine support bracket fixing nut
2
78.5 ~ 98.1
8.0 ~ 10.0
57.9 ~ 72.3
Transaxle mounting bracket to body fixing bolt
3
49.0 ~ 63.7
5.0 ~ 6.5
36.2 ~ 47.0
Transaxle mounting bracket to body fixing nut
1
49.0 ~ 63.7
5.0 ~ 6.5
36.2 ~ 47.0
Transaxle mounting support bracket fixing bolt
4
58.8 ~ 78.5
6.0 ~ 8.0
43.4 ~ 57.9
Transaxle mounting bracket to transaxle mounting support bracket fixing bolt
2
88.3 ~ 107.9
9.0 ~ 11.0
65.1 ~ 79.6
Roll rod bracket to sub frame fixing bolt
2
49.0 ~ 63.7
5.0 ~ 6.5
36.2 ~ 47.0
Roll rod bracket to roll rod support bracket fixing bolt & nut
1
88.3 ~ 107.9
9.0 ~ 11.0
65.1 ~ 79.6
Timing system
Idler bolt
2
53.9 ~ 63.7
5.5 ~ 6.5
39.7 ~ 47.0
Drive belt tensioner pulley bolt
1
53.9 ~ 63.7
5.5 ~ 6.5
39.7 ~ 47.0
Drive belt tensioner bolt
1
53.9 ~ 63.7
5.5 ~ 6.5
39.7 ~ 47.0
Crankshaft pulley bolt
1
166.6 ~ 176.4
17.0 ~ 18.0
122.9 ~ 130.1
Timing chain cover service hole bolt
1
11.8 ~ 14.7
1.2 ~ 1.5
8.7 ~ 10.8
Timing chain cover bolt (M6×25)
7
7.8 ~ 9.8
0.8 ~ 1.0
5.8 ~ 7.2
Timing chain cover bolt (M8×28)
7
18.6 ~ 22.5
1.9 ~ 2.3
13.7 ~ 16.6
Engine support bracket bolt (M8×30)
1
19.6 ~ 24.5
2.0 ~ 2.5
14.5 ~ 18.1
Engine support bracket bolt (M10×40)
1
39.2 ~ 44.1
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