General part
- Engine type: 4-cylinder, in-line, overhead valves
- The working volume of cylinders is 2496 cc
- Cylinder diameter: 93.67 mm
- Piston stroke length: 90.54 mm
Compression ratio:
- Engines without turbocharging - 19:1
- Turbocharged engines - 18.3:1
- Compression - 33.8 bar
- The approximate pressure difference between the cylinders is 2.07 bar
- The firing order of the cylinders is 1-2-4-3 (numbering from the timing belt)
- The direction of rotation of the crankshaft is clockwise (when viewed from the front of the car)
Flywheel
Flywheel runout (maximum) — 0.130 mm within a radius of 120 mm from the center
Valves
Valve clearance
- Inlet - 0.20 mm
- Exhaust - 0.38 mm
Lubrication
Engine oil type - see. "Lubricants, liquids and containers"
Engine lubrication system capacity - cm. "Lubricants, liquids and containers"
Oil pressure:
- At idle speed - 1.0 bar
- Normal mode - 2.7-4.8 bar
Oil pump clearances:
Lateral clearance between the teeth of the drive gears is 0.05-0.33 mm
Offset of outer rotor to housing:
- Hobourn Eaton Pump - 0.11-0.237 mm
- Moto Fides Pump - 0.130-0.310 mm
Displacement of the inner rotor to the outer:
- Hobourn Eaton Pump - 0.52mm Max.
- Moto Fides Pump - 0.100mm Max.
- All pumps since 1992 - 0.150 mm max.
Rotor offset:
- Hobourn Eaton Pump - 0.017-0.237 mm
- Moto Fides Pump - 0.017-0.098 mm
- All pumps since 1992 - 0.01-0.09 mm
Tightening torques for threaded connections - Nm
Camshaft Timing Pulley Bolt:
- Stage 1 - 8-12
- Stage 2 - Tighten the angle another 60°
Crankshaft pulley bolt
- Bolt M 14 - 140-185
- Bolt M 24 - 312-346
Cylinder head mounting bolts:
- Stage 1 - 70
- Stage 2 - 70
- Stage 3 - Tighten the corner another 90°
- Fan pulley bolts - 9-12
Flywheel bolts:
Models produced before 1992 — 59-67
Models produced after 1992:
- Stage 1 - 18-23
- Stage 2 - Tighten the angle another 25° - 300°
- High-pressure fuel pump sprocket bolts — 22-27
- Oil cooler bolt - 60-70
- Oil pump housing bolts - 20-25
- Bolts securing the oil pump to the intermediate plate - 17-21
- Rear oil seal bracket bolts 17-21
Cylinder head cover bolts:
- Stage 1 - 6-8
- Stage 2 - 6-8
Valve train supports to cylinder head:
- Bolts M8 - 26-32
- Bolts M10 - 63-69
- Valve drive supports to the shaft - 11-14
Pan bolts:
Models produced before 1989 with separate gasket:
- Engines without turbocharging - 16-20
- Turbocharged engines - 12-16
Models from 1989 with a solid gasket - 12-16
Oil pan drain plug - 20-27
Camshaft Drive Gear Belt cover bolts-5-9
Timing Belt Tensioner Roller Bolt - 51-64
Timing Belt Tensioner Sliding Lever Bolt - 21-36
Water pump pulley bolts - 9-12