Hyundai Elantra: Specifications - General Information - Engine Mechanical System - Hyundai Elantra MD 2010-2018 Service manualHyundai Elantra: Specifications


Specifications

Description
Specifications
Limit
General
Type
In-line, DOHC
 
Number of cylinders
4
 
Bore
81.0 mm (3.1890 in.)
 
Stroke
87.2 mm (3.4331 in.)
 
Total displacement
1797 cc (109.67 cu.in.)
 
Compression ratio
10.30.2 : 1
 
Firing order
1-3-4-2
 
Valve timing
Intake valve
Open
BTDC 3 ~ BTDC 53
 
Close
ABDC 54 ~ ABDC 4
 
Exhaust valve
Open
BBDC 52 ~ BBDC 12
 
Close
ATDC 3 ~ ATDC 43
 
Camshaft
Cam height
Intake
39.0 mm (1.5354 in.)
 
Exhaust
38.7 mm (1.5236 in.)
 
Journal outer diameter
Intake
No.1: 35.959 ~ 35.975 mm
(1.41571 ~ 1.41634 in.)
 
No.2,3,4,5: 22.959 ~ 22.975 mm
(0.90390 ~ 0.90453 in.)
 
Exhaust
No.1: 35.959 ~ 35.975 mm
(1.41571 ~ 1.41634 in.)
 
No.2,3,4,5: 22.959 ~ 22.975 mm
(0.90390 ~ 0.90453 in.)
 
Bearing oil clearance
Intake
No.1: 0.032 ~ 0.062 mm
(0.00126 ~ 0.00244 in.)

No.2,3,4,5: 0.032 ~ 0.062 mm
(0.00126 ~ 0.00244 in.)


Exhaust
No.1: 0.032 ~ 0.062 mm
(0.00126 ~ 0.00244 in.)


No.2,3,4,5: 0.032 ~ 0.062 mm
(0.00126 ~ 0.00244 in.)


End play
0.10 ~ 0.19 mm (0.0039 ~ 0.0075 in.)

Valve
Valve length
Intake
102.22 mm (4.0244 in.)
101.97 mm (4.0146 in.)
Exhaust
104.04 mm (4.0961 in.)
103.79 mm (4.0862 in.)
Stem outer diameter
Intake
5.465 ~ 5.480 mm (0.21516 ~ 0.21575 in.)
 
Exhaust
5.458 ~ 5.470 mm (0.21488 ~ 0.21535 in.)
 
Face angle
45.25 ~ 45.75
 
Thickness of valve head
(margin)
Intake
1.30 mm (0.0512 in.)

Exhaust
1.26 mm (0.0496 in.)

Valve stem to valve guide clearance
Intake
0.020 ~ 0.047 mm (0.00079 ~ 0.00185 in.)

Exhaust
0.030 ~ 0.054 mm (0.00118 ~ 0.00213 in.)

Valve guide
Length
Intake
43.8 ~ 44.2 mm (1.7244 ~ 1.7402 in.)
 
Exhaust
43.8 ~ 44.2 mm (1.7244 ~ 1.7402 in.)
 
Inner diameter
Intake
5.500 ~ 5.512 mm (0.21654 ~ 0.21701 in.)
 
Exhaust
5.500 ~ 5.512 mm (0.21654 ~ 0.21701 in.)
 
Valve seat
Width of seat contact
Intake
1.05 ~ 1.35 mm (0.0413 ~ 0.0532 in.)
 
Exhaust
1.35 ~ 1.65 mm (0.0532 ~ 0.0650 in.)
 
Seat angle
Intake
44 45' ~ 45 6'
 
Exhaust
44 45' ~ 45 6'
 
Valve spring
Free length
45.93 mm (1.8083 in.)
 
Load
19.6 1.0 kg / 37.0 mm
(43.21 2.20 lb / 1.4567 in.)
 
45.7 1.8 kg / 27.0 mm
(100.75 3.97 lb / 1.0630 in.)
 
Out of squareness
Less than 1.5
 
Cylinder head
Flatness of gasket surface
Less than 0.05 mm (0.0020 in.) for total area
 
Less than 0.02 mm (0.0008 in.) for a section of 100 mm (3.9370 in.) × 100 mm (3.9370 in.)
 
Flatness of manifold mounting surface
Intake
Less than 0.10 mm (0.0039 in.)
 
Exhaust
Less than 0.10 mm (0.0039 in.)
 
Piston
Piston outer diameter
80.97 ~ 81.00 mm (3.1878 ~ 3.1890 in.)
 
Piston to cylinder clearance
0.02 ~ 0.04 mm (0.0008 ~ 0.0016 in.)
 
Ring groove width
No. 1 ring
1.030 ~ 1.050 mm (0.04055 ~ 0.04134 in.)

No. 2 ring
1.230 ~ 1.250 mm (0.04843 ~ 0.04921 in.)

Oil ring
2.010 ~ 2.025 mm (0.07913 ~ 0.07972 in.)

Piston ring
Side clearance
No. 1 ring
0.040 ~ 0.080 mm (0.00157 ~ 0.00315 in.)

No. 2 ring
0.040 ~ 0.080 mm (0.00157 ~ 0.00315 in.)

Oil ring
0.060 ~ 0.145 mm (0.00236 ~ 0.00571 in.)

End gap
No. 1 ring
0.15 ~ 0.30 mm (0.0059 ~ 0.0118 in.)

No. 2 ring
0.30 ~ 0.45 mm (0.0118 ~ 0.0177 in.)

Oil ring
0.20 ~ 0.70 mm (0.0079 ~ 0.0276 in.)

Piston pin
Piston pin outer diameter
19.996 ~ 20.000 mm (0.78724 ~ 0.78740 in.)
 
Piston pin hole inner diameter
20.004 ~ 20.009 mm (0.78756 ~ 0.78775 in.)
 
Piston pin hole clearance
0.004 ~ 0.013 mm (0.00016 ~ 0.00051 in.)
 
Connecting rod small end hole inner diameter
20.010 ~ 20.021 mm (0.78779 ~ 0.78823 in.)
 
Piston pin-to-connecting rod bushing oil clearance
0.010 ~ 0.025 mm (0.00039 ~ 0.00098 in.)
 
Connecting rod
Connecting rod big end inner diameter
48.000 ~ 48.018 mm (1.88976 ~ 1.89047 in.)
 
Connecting rod bearing oil clearance
0.028 ~ 0.046 mm (0.00110 ~ 0.00181 in.)

Side clearance
0.10 ~ 0.25 mm (0.0039 ~ 0.0098 in.)

Crankshaft
Main journal outer diameter
54.942 ~ 54.960 mm (2.16307 ~ 2.16378 in.)
 
Pin journal outer diameter
44.954 ~ 44.972 mm (1.76984 ~ 1.77055 in.)
 
Main bearing oil clearance
0.016 ~ 0.034 mm (0.00063 ~ 0.00134 in.)

End play
0.07 ~ 0.25 mm (0.0028 ~ 0.0098 in.)

Cylinder block
Cylinder bore
81.00 ~ 81.03 mm (3.1890 ~ 3.1902 in.)
 
Flatness of gasket surface
Less than 0.05 mm (0.0020 in.) for total area
 
Less than 0.02 mm (0.0008 in.) for a section of 100 mm (3.9370 in.) × 100 mm (3.9370 in.)
 
Engine oil
Oil quantity
Total
4.5 L (1.19 U.S.gal., 4.76 U.S.qt., 3.96 lmp.qt.)
When replacing a short engine or block assembly
Oil pan
3.7 L (0.98 U.S.gal., 3.91 U.S.qt., 3.26 lmp.qt.)
 
Drain and refill
4.0 L (1.06 U.S.gal., 4.23 U.S.qt., 3.52 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 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)
98.07 kPa (1.0 kgf/cm², 14.22 psi) or above
Oil temperature (oil pan): 1102C (23035.6F)
Oil Pump
Relief valve opening pressure
415 ~ 485 kPa
(4.23 ~ 4.95 kgf/cm², 60.16 ~ 70.41 psi)
 
Side clearance
0.040 ~ 0.090 mm (0.00157 ~ 0.00354 in.)
 
Body clearance
0.200 ~ 0.292 mm (0.00787 ~ 0.01150 in.)
 
Guide clearance
0.030 ~ 0.075 mm (0.00118 ~ 0.00295 in.)
 
Cooling system
Cooling method
Forced circulation with cooling fan
 
Coolant quantity
5.9 ~ 6.3 L (1.56 ~ 1.66 U.S.gal., 6.23 ~ 6.66 U.S.qt., 5.19 ~ 5.54 lmp.qt. )
 
Thermostat
Type
Wax pellet type
 
Opening
temperature
881.5C (190.434.7F)
 
Full opening valve lift / temperature
More than 8 mm (0.3 in.) / 100C (212F)
 
Radiator cap
Main valve opening pressure
93.16 ~ 122.58 kPa
(0.95 ~ 1.25 kgf/cm², 13.51 ~ 17.78 psi)
 
Vacuum valve opening pressure
0 ~ 6.86 kPa (0 ~ 0.07 kgf/cm², 0 ~ 1.00 psi)
 

Tightening Torques
Item
Quantity
N.m
kgf.m
lb-ft
Engine mounting
Engine mounting bracket to body fixing bolt
3
49.0 ~ 63.7
5.0 ~ 6.5
36.2 ~ 47.0
Engine mounting support bracket to engine mounting insulator fixing nut
1
63.7 ~ 83.4
6.5 ~ 8.5
47.0 ~ 61.5
Engine mounting support bracket to engine support bracket fixing bolt
1
49.0 ~ 63.7
5.0 ~ 6.5
36.2 ~ 47.0
Engine mounting support bracket to engine support bracket fixing nut
2
49.0 ~ 63.7
5.0 ~ 6.5
36.2 ~ 47.0
Transaxle mounting bracket to body fixing bolt
3
49.0 ~ 63.7
5.0 ~ 6.5
36.2 ~ 47.0
Transaxle mounting support bracket  to transaxle mounting insulator 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
107.9 ~ 127.5
11.0 ~ 13.0
79.6 ~ 94.0
Timing system
Crankshaft pulley bolt
1
196.1 ~ 205.9
20.0 ~ 21.0
144.7 ~ 151.9
Timing chain cover service plug bolt
1
29.4 ~ 39.2
3.0 ~ 4.0
21.7 ~ 28.9
Timing chain cover bolt (M10×55)
3
39.2 ~ 49.0
4.0 ~ 5.0
28.9 ~ 36.2
Timing chain cover bolt (M10×85)
2
39.2 ~ 49.0
4.0 ~ 5.0
28.9 ~ 36.2
Timing chain cover bolt - Seal bolt (M6×38)
1
9.8 ~ 11.8
1.0 ~ 1.2
7.2 ~ 8.7
Timing chain cover bolt - Seal bolt (M8×50)
1
19.6 ~ 23.5
2.0 ~ 2.4
14.5 ~ 17.4
Timing chain cover bolt (M8×50)
11
18.6 ~ 23.5
1.9 ~ 2.4
13.7 ~ 17.4
Timing chain cover bolt (M8×28)
5
18.6 ~ 23.5
1.9 ~ 2.4
13.7 ~ 17.4
Timing chain tensioner bolt
2
9.8 ~ 11.8
1.0 ~ 1.2
7.2 ~ 8.7
Timing chain tensioner arm bolt
1
18.6 ~ 22.6
1.9 ~ 2.3
13.7 ~ 16.6
Timing chain guide bolt
2
18.6 ~ 22.6
1.9 ~ 2.3
13.7 ~ 16.6
Cylinder head
 
 
 
 
Engine cover mounting bolt
2
7.8 ~ 9.8
0.8 ~ 1.0
5.8 ~ 7.2
Ignition coil bolt
4
9.8 ~ 11.8
1.0 ~ 1.2
7.2 ~ 8.7
Cylinder head cover bolt
14
[3.9~5.9] + [7.8~9.8]
[0.4~0.6] + [0.8~1.0]
[2.9~4.3] + [5.8~7.2]
Injector & rail assembly bolt
2
18.6 ~ 23.5
1.9 ~ 2.4
13.7 ~ 17.4
CVVT bolt (LH/RH)
2
64.7 ~ 76.5
6.6 ~ 7.8
47.7 ~ 56.4
Camshaft bearing cap bolt (M6)
10
11.8 ~ 13.7
1.2 ~ 1.4
8.7 ~ 10.1
Camshaft bearing cap bolt (M8)
15
18.6 ~ 22.6
1.9 ~ 2.3
13.7 ~ 16.6
Cam carrier bolt
2
18.6 ~ 22.6
1.9 ~ 2.3
13.7 ~ 16.6
Cylinder head bolt
10
[32.4~36.3] + [90~95] + [90~95]
[3.3~3.7] + [90~95] + [90~95]
[23.9~26.8] + [90~95] + [90~95]
Engine hanger bolt (Front/Rear)
2
34.3 ~ 39.2
3.5 ~ 4.0
25.3 ~ 28.9
Camshaft position sensor (LH/RH)
2
9.8 ~ 11.8
1.0 ~ 1.2
7.2 ~ 8.7
Oil control valve (OCV) bolt (LH/RH)
2
9.8 ~ 11.8
1.0 ~ 1.2
7.2 ~ 8.7
Cylinder block
Flywheel bolt (M/T)
7
117.7 ~ 127.5
12.0 ~ 13.0
86.8 ~ 93.9
Drive plate bolt (A/T)
7
117.7 ~ 127.5
12.0 ~ 13.0
86.8 ~ 93.9
Connecting rod bearing cap bolt
8
[17.7~21.6] + [88~92]
[1.8~2.2] + [88~92]
[13.0~15.9] + [88~92]
Lower crankcase bolt
11
18.6 ~ 23.5
1.9 ~ 2.4
13.7 ~ 17.4
Main bearing cap bolt
10
[27.5~31.4] + [120~125]
[2.8~3.2] + [120~125]
[20.3~23.1] + [120~125]
Crankshaft position sensor bolt
1
9.8 ~ 11.8
1.0 ~ 1.2
7.2 ~ 8.7
Knock sensor
1
18.6 ~ 23.5
1.9 ~ 2.4
13.7 ~ 17.4
Lubrication system
    Repair procedures
    Compression Pressure Inspection If the there is lack of power, excessive oil consumption or poor fuel economy, measure the compressi ...