Engine Opel C20LET

The 2.0-liter turbo Opel C20LET engine was assembled at a German plant from 1992 to 1997 and installed on sports modifications of a number of popular models such as Vectra, Calibra. This power unit was very popular among fans of inexpensive garage tuning.

The C20/30 line also includes engines: C20NE, C20XE, C24NE and C30SE.

The engine was installed on:

  • Opel Calibra A (C89) in 1992 – 1997;
  • Opel Vectra A (J89) in 1992 – 1994.

Specifications

Production years 1992-1997
Displacement, cc 1998
Fuel system distributed injection
Power output, hp 204
Torque output, Nm 280
Cylinder block cast iron R4
Block head aluminum 16v
Cylinder bore, mm 86
Piston stroke, mm 86
Compression ratio 9.0
Features no
Hydraulic lifters yes
Timing drive belt
Phase regulator no
Turbocharging yes
Recommended engine oil 5W-30
Engine oil capacity, liter 4.5
Fuel type 92
Euro standards EURO 1
Fuel consumption, L/100 km (for Opel Calibra 1995)
— city
— highway
— combined
12.3
6.8
8.5
Engine lifespan, km ~250 000
Weight, kg 145

Disadvantages of the C20LET engine

  • Almost all such motors are subject to revision and many problems are associated with this;
  • The weak point of the engine is the cylinder head, it simply cracks;
  • The timing belt resource is approximately 50 – 60 thousand km, when it breaks, the valves bend;
  • The thermostat, pump and a number of electronic sensors have low reliability here;
  • Many owners complain about the difficulty of setting the correct mixture formation.

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