Specifications of gasoline 4-cylinder engines

Tightening torques for threaded connections, Nm

• Bolts for fastening the heat shield to the exhaust manifold - 8
• Ignition block to cylinder head. Bolts M8 - 20
• Ignition block to cylinder head. Bolts M10 - 30
• Bolt of fastening of a starter to transmission — 60
• Bolts of fastening of a starter to the block of cylinders — 45
• Drive disk to the crankshaft - 55 + turn by 30°and 15° (the bolt must be replaced with a new one after each dismantling)
• Vibration damping block to main bearing cap - 20°+ 45°adjustment
• Vibration damping block to cylinder block - 20°+ 45°turn
• Exhaust manifold to cylinder head - 22 (nuts must be replaced after each disassembly)
• Vibration damper to the gear on the crankshaft - 20
• Throttle valve to intake manifold - 9
• Engine oil level sensor to oil pan - 8
• Intake manifold to cylinder head - 22 (nuts must be replaced after each disassembly)
• Accelerator pedal to bulkhead (Y22XE) — 20 (nuts must be replaced after each disassembly)
• Crankshaft flange to cylinder block - 25
• Crankshaft position sensor - 8
• Transmission to cylinder block - 60
• An arm of fastening of auxiliary units to the block of cylinders — 35
• Exhaust manifold bracket - 20
• Starter bracket to cylinder block - 25
• Arm of the generator to the block of cylinders — 35
• Oil supply line to differential. Bolt M6 - 10
• Oil supply line to differential. Bolt M8 - 20
• Bracket for oil supply line to cylinder block - 6
• Guide roller to cylinder block - 25
• Compressor bracket - 35
• Rear compressor mounting bolts - 20
• The rear cover of the timing gear drive - 8
• Tension roller ribbed belt - 25
• Knock sensor - to cylinder block - 20
• Fuel line to distribution rail - 15
• Distribution rail to intake manifold - 8
• Flange of fastening of a hose of cooling to a head of the block of cylinders — 15
• Water pump to cylinder block - 25
• The main bearing housing to the cylinder block - 20 + 45°turn
• Main bearing caps to cylinder block - 50 + 45°+ 15°turn (bolts must be replaced with new ones after each dismantling)
• Lambda probe in the exhaust pipe - 30 (black grease)
• Power steering pump - 20
• EGR valve - 20
• The wire «masses» (-) to the cylinder block - 20
• Tie rod - 60
• Engine support to bracket - 40
• Front engine mount - 55
• Suspension bracket to cylinder block - 60
• Transmission support to the box and cylinder block - 40
• Camshaft bearing caps - 8
• Camshaft gear - 50 + turn by 60°+ 15° (bolts must be replaced with new ones after each dismantling)
• Camshaft position sensor - 6
• Oil drain plug. Overhead bolt - 45
• Oil drain plug. Socket bolt - 10
• Engine Oil Pressure Sensor - 40
• Oil filter to oil pump - 15
• Oil lines to the radiator - 25
• Probe guide tube - 25
• Oil pump to cylinder block - 8
• Oil supply line to the main bearing housing - 20
• Oil supply line to the oil pump - 8 (with sealant)
• The oil pallet to the oil pump and the block of cylinders — 8 (with sealant)
• The oil pallet to the block of cylinders and the oil pump — 20
• Oil pan for transmission. Bolts M8 - 20
• Oil pan for transmission. Bolts M10 - 40
• The lower part of the oil pan to the top - 8 + turn 30° (bolts must be replaced after each disassembly)
• Connecting rod caps - 35 + turn 45°+ 15° (bolts must be replaced after each disassembly)
• Flywheel to the crankshaft - 65 + turn by 30°+ 15° (bolts must be replaced after each disassembly)
• Front engine mount to bracket - 40
• Coolant temperature sensor - 10
• Bracket to intake manifold - 20
• Intake manifold bracket to cylinder block - 25
• Thermostat housing - 15
• Safety valve to the oil pump - 50
• Brake booster hose to intake manifold - 20
• The lower bolt of fastening of the generator — 35
• Downpipe to exhaust manifold - 25
• Toothed belt gear to crankshaft - 130 + 45°and 15°turn (bolts must be replaced after each disassembly)
• Cylinder head - 25 + 90°+ 90°+ 90°and 15°turns (bolts must be replaced after each disassembly)

Cylinder head and valves (see illustration 0.0)

Engine X20XEV, Y22XE, Z22XE

Cylinder head height, mm - 134

Width of a landing saddle of the valve in a head of the block of cylinders, mm

• intake valves - 1.0-1.4
• exhaust valves - 1.4-1.8

The angle of the landing chamfer of the valve seat in the cylinder head is 90°

Valve guide diameter, mm

• nominal size - 6,000-6,012
• 1st repair size - 6.075-6.090

Valve guide length, mm

• intake valves - 44.70-45.30
• exhaust valves - 34.70-35.30

Valve guide protrusion, mm

• intake valves - 13.7-14.0
• exhaust valves - 13.7-14.0

Valve stem protrusion, mm

• nominal size - 39.6-40.2
• 1st repair size (0,075) — 39,2-39,8

Valve stem length, mm

• intake valves - 101.90-102.30
• exhaust valves - 92.05-92.45

1st repair size (0,075)

• intake valves - 101.50-101.90
• exhaust valves - 91.65-92.05

Valve stem diameter, mm

• intake valves - 5.955-5.970
• exhaust valves - 5.945-5.960

1st repair size

• intake valves - 6.030-6.045
• exhaust valves - 6.020-6.035

Valve stem clearance, mm

• intake valves - 0.030-0.057
• exhaust valves - 0.040-0.067

Permissible ovality of the valve stem, mm - 0.03

Valve disc diameter, mm

• intake valves - 31.9-32.1
• exhaust valves - 28.9-29.1

The angle of the landing chamfer of the valve seat in the cylinder head - 90°40'

Attention! Grinding of the cylinder head is not permitted.

Crankshaft (see illustration 0.0a)

Diameter of necks of a cranked shaft, mm

main journals - color marking

nominal size

• 57.974-57.981 - white
• 57.981-57.988 - green
• 57.988-57.995 - brown

1st repair size (0,25)

• 57.732 -57.738 - green/blue
• 57.738-59.745 - brown/blue

2nd repair size (0,50)

• 57.482-57.488 - green/white
• 57.488-57.495 - brown/white

connecting rod journals - color marking

nominal size

• 48,970-48,988

1st repair size (0,25)

• 48.720-48.738 - blue

2nd repair size (0,50)

• 48.470-48.488 - white

middle neck

nominal size

• 25,950-26,002

1st repair size (0,25)

• 26,150-26,202

2nd repair size (0,50)

• 26,350-26,402

Lower shells of main bearings

color marking - thickness, mm

nominal size

• brown - 1.989-1.995
• green - 1.995-2.001
• white - 2.001-2.007

1st repair size (0,25)

• brown / blue - 2.114-2.120
• green / blue - 2.120-2.126

2nd repair size (0,50)

• brown/white - 2.239-2.245
• green/white - 2.245-2.251

Upper main bearing shells

color marking - thickness, mm

nominal size

• brown - 1.989-1.995
• green - 1.995-2.001
• white 2.001-2.007

1st repair size (0,25)

• brown / blue - 2.114-2.120
• green / blue - 2.120-2.126

2nd repair size (0,50)

• brown/white - 2.239-2.245
• green/white - 2.245-2.251

Nominal clearance of main bearings, mm - 0.015-0.043

Permissible runout of the shaft end, mm - 0.050-0.152

Lower conrod bearing shells

color marking - thickness, mm

nominal size

• 1,490- 1,500

1st repair size (0,25)

• blue - 1.615-1.625

2nd repair size (0,50)

• white - 1.740-1.750

Upper connecting rod bearings


color marking - thickness, mm

nominal size - 1,490-1,500

1st repair size (0,25)

• blue - 1.615-1.625

2nd repair size (0,50)

• white - 1.740-1.750

Rated clearance of connecting rod bearings, mm - 0.006-0.031

Cylinder block