Note: All specifications are the same as those for SOHC 2.0 liter engines unless otherwise noted.
General characteristics
Type (all models) - 4-cylinder, in-line, water-cooled, transversely mounted. Two belt-driven overhead camshafts acting on hydraulic valve lifters
Engine codes:
- 20 XEJ - 2.0 liters (1998 cm2)
- C20 XE - 2.0 liters (1998 cm3) + catalyst
- X20 XEV - 2.0 liters (1998 cm3) + Catalyst. Engine type "Ecotec"
Compression ratio:
- 20 XEJ and C20 XE - 10.5:1
- X20XEV — 10.8:1
Max Power:
- 20 XEJ and C20 XE - 110 kW (150 hp) at 6000 rpm
- X20 XEV - 100 kW (136 hp) at 5400 rpm
Max Torque:
- 20 XEJ - 196 Nm at 4800 rpm
- X20 XEV - 185 Nm at 4000 rpm
S20XE:
- Until 1993 release - 196 Nm at 4800 rpm
- Since 1993 release - 196 Nm at 4600 rpm
Cylinder head
Complete cylinder head height:
- 20 XEJ and C20 XE - 135.58-135.68 mm
- X20XEV - 1340 mm
Valve guide installation height:
- 20 XEJ and C20 XE - 10.70-11.00 mm
- X20 XEV - 13.70-14.00 mm
Camshaft
- Camshaft bearing journal diameter (all models) - 27.939-27.960 mm
- Camshaft bearing diameter in casing (all models) - 28.000-28.021 mm
Cam ovality:
- 20 XEJ and C20 XE - 9.5 mm
- X20XEV - 10.0mm
Maximum allowable deflection of the camshaft in the central bearing:
- 20 XEJ and C20 XE - 0.04 mm
- X20 XEV - 0.06 mm
side play (all models) - 0.040-0.144 mm
Lubrication system
Amount of Lubrication Required - See Section 1 Specifications
Idle oil pressure (engine warm):
- 20XEJ and C20 XE - 2.5 bar
- X20XEV - 1.5 bar
Tightening torques, Nm
Note: Use new bolts (or nuts), where noted (*).
The generator to an arm of the block of cylinders — 35
Brake booster line to intake manifold - 20
Camshaft bearing cap to cylinder head (M6) — 10
Cylinder head camshaft bearing cap (M8) — 20
Camshaft bearing cap to head (X20XEV) — 8
Pulley to camshaft (release models since 1993):
- Stage 1 - 50
- Stage 2 - Tighten 60°
- Stage 3 - Tighten 15°
Coolant pipe to cylinder block - 20
Cover to cylinder head (bolts M6) — 9
Cover to cylinder head (nuts M8) — 22
Cover to exhaust manifold (X20XEV) — 5
Pulse sensor on the crankshaft - 6
An exhaust manifold to a head of the block of cylinders * — 22
Exhaust pipe to adapter - 12
The holder of an inlet collector to the block of cylinders — 25
An arm of an intermediate shaft to the block of cylinders — 55
Knock sensor to cylinder block - 20
Lines to adapter/oil cooler - 30
Oil pump filter - 15
Oil dipstick flange to cylinder block - 25
Oil pump outlet valve - 30
Oil pump, threaded adapter - 23
Power steering pump to holder - 25
Spark plug wiring cover to cylinder head cover:
- 20 XEJ and C20 XE - 8
- X 20 XEV — 6
Starter to cylinder block - 45
Starter holder to cylinder block - 25
Thermostat plug (M20) * — 30
Timing belt cover - 8
Toothed drive belt sprocket to crankshaft: *
- Stage 1 - 250
- Stage 2 - Tighten 40°-50°
Bracket guide roller gear driven to the block - 25
The directing roller of a gear driving belt to an arm 25
Timing belt guide roller to cylinder block:
Engines manufactured before 1993
- Stage 1 - 25
- Stage 2 - Tighten 45°
- Stage 3 - Tighten 15°
Engines produced since 1993 - 25
Transfer case bracket to cylinder block - 60
Transmission to cylinder block - 60
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