Technical data of petrol engines (Hyundai Elantra XD)

Contents: Technical data of petrol engines 1.8…⇓ Technical data of 1.6 l petrol…⇓

Technical data of petrol engines 1.8 and 2.0 l

General information

Data	Meaning
Number of cylinders	4
Cylinder diameter (2.0/1.8 l), mm	82
Piston stroke, mm
2.0 l	93,5
1.8 l	85
Working volume, cm³
2.0 l	1975
1.8 l	1795
Compression ratio (2.0/1.8 l)	10,1
Cylinder Firing Order (2.0/1.8L)	1–3–4–2

Technical data

Name	Nominal values
Valve timing (except CVVT)
- inlet valve
opening (before TDC),°	9
closing (after BDC),°	43
- exhaust valve
opening (before TDC),°	50
closing (after BDC),°	6
Valve timing (CVVT)
- inlet valve
opening (before TDC),°	11
closing (after BDC),°	59
- exhaust valve
opening (before TDC),°	42
closing (after BDC),°	6
Cylinder block
Cylinder diameter, mm	82,00–82,03
Deviation from the shape of a circle and taper of a cylinder, mm	less than 0.01
Clearance between piston and cylinder, mm	0,02–0,04
Piston
Piston diameter, mm	81,97–82,00
Piston repair dimensions increased by mm	0.25, 0.5, 0.75 and 1.0
Piston rings
Lateral clearance of piston rings, mm
- ring #1	0,04–0,08
- ring #2	0,003–0,07
Clearance in piston ring locks, mm
- ring #1	0,23–0,38
- ring #2
2.0 l	0,33–0,48
1.8 l	0,45–0,60
- oil scraper ring	0,20–0,60
Repair dimensions increased by mm	0.25, 0.5, 0.75 and 1.0
Connecting rod
Connecting rod bend, mm per 100 mm of length	0,05
Connecting rod twist, mm per 100 mm of length	0,1
Lateral clearance between the lower head of the connecting rod and the crankshaft, mm	0,100–0,250
Connecting rod bearing shell
Connecting rod bearing shell clearance, mm	0,024–0,044
Repair dimensions reduced by mm	0.25, 0.5 and 0.75
Camshafts (except CVVT)
Height of camshaft lobes, mm
- inlet valve	44,82
- exhaust valve	44,72
Camshafts (with CVVT)
Height of camshaft lobes, mm
- inlet valve	44,618
- exhaust valve	44,518
Camshaft journal diameter, mm	28
Oil clearance in the camshaft plain bearing, mm	0,02–0,061
Axial clearance of the camshaft, mm	0,1–0,2
Crankshaft
Crankshaft journal diameter, mm	45
Crankshaft journal diameter, mm	57
Bending, mm	0,03
Deviation from the crankshaft journal circumference shape, mm	0,01
Taper of crankshaft journals, mm	0,01
Crankshaft axial clearance, mm	0,06–0,260
Repair dimensions of crankshaft connecting rod journals, mm
- increased by 0.25 mm	44,725–44,740
- increased by 0.50 mm	44,475–44,490
- increased by 0.75 mm	44,225–44,240
Repair dimensions of crankshaft main journals, mm
- increased by 0.25 mm	56,727–56,742
- increased by 0.50 mm	56,477–56,492
- increased by 0.75 mm	56,227–56,242
Flywheel
Flywheel runout, mm	0,1
Valves
Valve length, mm
- inlet valve	114,34
- exhaust valve	116,8
Valve stem diameter, mm
- inlet valve	5,965–5,98
- exhaust valve	5,950–5,965
Width of valve plate contact surface, mm
- inlet valve	1,15
- exhaust valve	1,35
Clearance between valve stem and guide bushing, mm
- inlet valve	0,02–0,05
- exhaust valve	0,035–0,065
Valve guide bushing
Valve guide bush length, mm
- inlet valve	46
- exhaust valve	54,5
Valve guide bushing repair dimensions increased by mm	0,05, 0,25, 0,50
Valve seat
Width of valve seat contact surface, mm
- inlet valve	1,1–1,5
- exhaust valve	1,3–1,7
Angle of the working chamfer of the valve seat,°	45
Valve seat repair dimensions increased by mm	0,3, 0,6
Valve spring
Length of valve spring without load, mm	48,86
Length under load 18.3 kg, mm	39
Length under load 40.0 kg, mm	30,5
Valve spring deviation from vertical position,°	less than 1.5
Valve clearances
Valve clearances on a cold engine, mm
- inlet valve	0,2
- exhaust valve	0,28
Valve clearances on a hot engine, mm
- inlet valve	0,29
- exhaust valve	0,34
Cylinder head
Deviation from flatness of the mating surface, mm	0,03
Deviation from flatness of the manifold mating surface, mm	0,15
Repair dimensions of the hole for installing the valve seat
– inlet valve, mm
increased by 0.3 mm	33,300–33,325
increased by 0.6 mm	33,600–33,625
– outlet valve, mm
increased by 0.3 mm	28,800–28,821
increased by 0.6 mm	29,100–29,121
Repair dimensions of the hole for installing the guide bushing of the intake and exhaust valves, mm
- increased by 0.50 mm	11,05–11,068
- increased by 0.05 mm	11,25–11,268
- increased by 0.25 mm	11,50–11,518
Air filter
Type	dry
Element	non-woven fabric
Muffler suspension system	rubber suspensions
Muffler	resonant expansion type

Tightening torques for threaded connections of 1.8 and 2.0 l petrol engines, Nm

Name	Nominal values
Front engine mount mounting bolt and nut	35–50
Front engine mount stopper mounting bolt	70–90
Rear engine mount stopper mounting bolt	70–90
Rear engine mount mounting bolt	35–50
Nut (large) for fastening the right support	90–110
Nut (small) for fastening the right support	45–60
Bolts and nuts for fastening the right support to the engine	50–65
Nut securing the support to the gearbox	90–110
Side support mounting bolts	45–50
Rear support stopper mounting nut	50–65
Rear support stop bracket mounting bolts	40–50
Front support stopper mounting nut	50–65
Front support stop bracket mounting bolts	40–50
Connecting rod cap fastening nuts	50–53
Main bearing cap mounting bolts	27–33 + turn by an angle of (60–65)°
Flywheel mounting bolts (with manual transmission)	120–130
Drive Disc Mounting Bolts (with Automatic Transmission)	120–130
Engine casing	4–6
Chain guide	8–10
Thermal protective casing	15–20
Coolant pipe bracket mounting bolts	12–15
Generator bracket mounting bolts and nuts	20–25
Generator mounting locking bolt	12–15
Generator mounting bolt	20–27
Water pump pulley mounting bolts	8–10
Water pump mounting bolts	20–27
Coolant temperature sensor	20–40
Cooling system inlet pipe mounting nuts	15–20
Thermostat housing mounting bolts and nuts	15–20
Oil filter	12–16
Oil pan mounting bolts	10–12
Oil pan drain plug	35–45
Mesh oil filter mounting bolts	15–22
Oil pressure sensor	13–15
Air filter housing mounting bolts	8–10
Resonator mounting bolts	4–6
Bolts and nuts for fastening the intake manifold to the cylinder head	16–23
Intake manifold support to cylinder head mounting bolts	18–25
Nuts securing the throttle assembly to the air chamber	15–20
Exhaust manifold to cylinder head mounting nuts	43–55
Exhaust manifold housing mounting bolts	15–20
Oxygen sensor to front muffler	50–60
Oxygen sensor to exhaust manifold	50–60
Front exhaust pipe to exhaust manifold mounting nuts	30–40
Front Exhaust Pipe Bracket Mounting Bolts	30–40
Front Exhaust Pipe to Catalytic Converter Mounting Bolts	40–60
Main Silencer Bracket Mounting Bolts	10–15
M10 cylinder head bolts	25 + (60–65)°+ (60–65)°
M12 cylinder head bolts	30 + (60–65)°+ (60–65)°
Intake Manifold Fastening Nuts	18–25
Exhaust manifold mounting nuts	43–55
Cylinder head cover mounting bolts	8–10
Camshaft Bearing Cap Fastening Bolts	14–15
Oil control valve bolt	10–12
OCV filter	41–51
CVVT to exhaust camshaft mounting bolt	66–78
Back plate mounting bolts	8–10
Crankshaft pulley mounting bolt	170–180
Camshaft pulley mounting bolt	100–120
Timing Belt Tensioner Mounting Bolts	43–55
Timing Belt Cover Fastening Bolts	8–10
Front cover mounting bolts	20–27
Timing Belt Idler Pulley Fastening Bolt	43–55

Technical data of 1.6 l petrol engines

General information

Data	Meaning
Type	In-line, with overhead camshafts
Number of cylinders	4
Cylinder diameter, mm	76,5
Piston stroke, mm	87
Working volume, cm³	1599
Compression ratio	10
Cylinder firing order	1–3–4–2

The full version is located on the website HyundaiBook.ru

Technical data

Name	Nominal values
Valve timing
- inlet valve
opening (before TDC),°	5
closing (after BDC),°	35
- exhaust valve
opening (before TDC),°	43
closing (after BDC),°	5
Cylinder head
Deviation from flatness of the mating surface, mm	no more than 0.03
Deviation from flatness of the manifold mating surface, mm
Repair dimensions of the hole for installing the valve seat	0,15
– inlet valve, mm
increased by 0.3 mm	30,7–30,721
increased by 0.6 mm	31,0–31,021
– outlet valve, mm
increased by 0.3 mm	27,3–27,321
increased by 0.6 mm	27,6–27,621
Repair dimensions of the hole for installing the guide bushing of the intake and exhaust valves, mm
- increased by 0.50 mm	11,05–11,068
- increased by 0.05 mm	11,25–11,268
- increased by 0.25 mm	11,50–11,518
Camshafts
Height of camshaft lobes, mm
- inlet valve	43,4484
- exhaust valve	43,8489
Camshaft journal diameter, mm	27
Oil clearance in the camshaft plain bearing, mm	0,035–0,072
Axial clearance of the camshaft, mm	0,1–0,2
Valves
Valve length, mm
- inlet valve	91,7
- exhaust valve	92,3
Valve stem diameter, mm
- inlet valve	5,955–5,97
- exhaust valve	5,935–5,95
Width of valve plate contact surface, mm
- inlet valve	1,1
- exhaust valve	1,3
Clearance between valve stem and guide bushing, mm
- inlet valve	0,03–0,06
- exhaust valve	0,05–0,08
Valve guide bushing
Valve guide bush length, mm
- inlet valve	12,8
- exhaust valve	12,8
Valve guide bushing repair dimensions increased by mm	0,05, 0,25, 0,5
Valve seat
Width of valve seat contact surface, mm
- inlet valve	0,8–1,2
- exhaust valve	1,3–1,7
Angle of the working chamfer of the valve seat,°	45
Valve seat repair dimensions increased by mm	0,3, 0,6
Valve spring
Length of valve spring without load, mm	44
Length under load 21.6 kg, mm	35
Length under load 45.1 kg, mm	27,2
Valve spring deviation from vertical position,°	no more than 1.5
Cylinder block
Cylinder diameter, mm	76,50–76,53
Deviation from the shape of a circle and taper of a cylinder, mm	no more than 0.01
Clearance between piston and cylinder, mm	0,025–0,045
Piston
Piston diameter, mm	76,465–76,495
Piston repair dimensions increased by mm	0,25, 0,50, 0,75, 1,00
Piston rings
Lateral clearance of piston rings, mm
- ring #1	0,04–0,085
- ring #2	0,04–0,085
Clearance in piston ring locks, mm
- ring #1	0,15–0,30
- ring #2	0,30–0, 45
- oil scraper ring	0,2–0,7
Connecting rod
Connecting rod bend, mm per 100 mm of length	0,05
Connecting rod twist, mm per 100 mm of length	0,1
Lateral clearance between the lower head of the connecting rod and the crankshaft, mm	0,100–0,250
Oil clearance between crankshaft journal and connecting rod, mm	0,018–0,036
Repair dimensions reduced by mm	0,25, 0,50, 0,75
Crankshaft
Crankshaft journal diameter, mm	45
Crankshaft journal diameter, mm	50
Bending, mm	0,03
Deviation from the crankshaft journal circumference shape, mm	0,005
Taper of crankshaft journals, mm	0,005
Crankshaft axial clearance, mm	0,05–0,175
Repair dimensions of crankshaft connecting rod journals, mm
- increased by 0.25 mm	44,725–44,740
- increased by 0.50 mm	44,475–44,490
- increased by 0.75 mm	44,225–44,240
Repair dimensions of crankshaft main journals, mm
- increased by 0.25 mm	49,727–49,742
- increased by 0.50 mm	49,477–49,492
- increased by 0.75 mm	49,227–49,242
Flywheel
Flywheel runout, mm	0,1
Air filter	dry
Type	non-woven fabric
Element	rubber
Muffler suspension system	pendants
Muffler	resonant expansion type

Sealant

Data	Meaning
Coolant temperature sensor	LOCTITE 262 No. 1324 or equivalent
Oil pressure sensor	3M ATD No. 8660 or Three bond No. 1141E

Coolant

Data	Meaning
Concentration
- tropical region	40%
- other areas	50%
Coolant	based on ethylene glycol

Tightening torques of threaded connections of 1.6 l petrol engines, Nm

Name	Nominal values
Front engine mount mounting bolt and nut	40–55
Engine mount expansion bolt	45–55
Oil pressure sensor	13–15
Cylinder head mounting bolts	30 + 90° + loosen + 30 + 90°
Bolts and nuts for fastening the intake manifold to the cylinder head	15–20
Exhaust manifold to cylinder head mounting nuts	25–30
Cylinder head cover mounting bolts	8–10
Camshaft Bearing Cap Fastening Bolts	12–14
Back plate mounting bolt	32–35
Connecting rod cap fastening nuts	32–35
Main bearing cap mounting bolts	55–60
Flywheel mounting bolts (with manual transmission)	120–130
Drive Disc Mounting Bolts (with automatic transmission)	120–130
Crankshaft pulley mounting bolt	140–150
Camshaft pulley mounting bolt	80–100
Timing Belt Tensioner Mounting Bolts	20–27
Timing Belt Guide Roller Fastening Bolt	43–55
Timing Belt Cover Fastening Bolts	8–10
Front cover mounting bolts	20–27
Nut (large) for fastening the right support	90–110
Nut (small) for fastening the right support	45–60
Bolts and nuts for fastening the right support to the engine	50–65
Nut securing the support to the gearbox	90–110
Side support mounting bolts	45–50
Rear support stopper mounting nut	50–65
Rear support stop bracket mounting bolts	40–50
Front support stopper mounting nut	50–65
Front support stop bracket mounting bolts	40–50
Oil filter	12–16
Oil pan mounting bolts	10–12
Oil pan drain plug	35–45
Mesh oil filter mounting bolts	15–22
Generator bracket mounting bolts and nuts	20–25
Generator mounting locking bolt	12–15
Generator mounting bolt	20–27
Water pump pulley mounting bolts	8–10
Water pump mounting bolts	12–15
Coolant temperature sensor	25–30
Cooling system inlet pipe mounting nuts	17–20
Thermostat housing mounting bolts and nuts	15–20
Air filter housing mounting bolts	8–10
Resonator mounting bolts	4–6
Bolts securing the air chamber support to the cylinder block	18–25
Nuts securing the throttle assembly to the air chamber	15–20
Exhaust manifold housing mounting bolts	15–20
Oxygen sensor to exhaust manifold	50–60
Front exhaust pipe to exhaust manifold mounting nuts	30–40
Front Exhaust Pipe Bracket Mounting Bolts	30–40
Front Exhaust Pipe to Catalytic Converter Mounting Bolts	40–60