Engine Opel A20NHT

The 2.0-liter Opel A20NHT or LDK engine was produced by the company from 2008 to 2013 and was installed only on expensive versions of the rather popular Insignia model. This power unit was considered very unreliable and soon gave way to the A20NFT motor.

The A-series also includes engines: A20NFT, A24XE, A28NET and A30XH.

The engine was installed on:

  • Opel Insignia A (G09) in 2008 – 2013.


Production years 2008-2013
Displacement, cc 1998
Fuel system direct injection
Power output, hp 220
Torque output, Nm 350
Cylinder block aluminum R4
Block head aluminum 16v
Cylinder bore, mm 86
Piston stroke, mm 86
Compression ratio 9.2
Features no
Hydraulic lifters no
Timing drive chain
Phase regulator DCVCP
Turbocharging twin-scroll
Recommended engine oil 5W-30
Engine oil capacity, liter 6.0
Fuel type petrol
Euro standards EURO 5
Fuel consumption, L/100 km (for Opel Insignia 2010)
— city
— highway
— combined
Engine lifespan, km ~220 000
Weight, kg 130

Disadvantages of the A20NHT engine

  • In the early years of production, owners often encountered sudden traction failures;
  • The engine is constantly leaking oil, and it has an extremely large number of weak points;
  • The timing chain runs very differently, many had to change it even at low mileage;
  • A small resource here has an electronic throttle, as well as high pressure fuel pump;
  • When using bad fuel, you can get to replace the piston up to 50,000 km.

2 thoughts on “Engine Opel A20NHT”

  1. Ali Hijazi

    The A20NHT is a solid engine I have insignia 2009 with this engine. It is now on 173,000km and all is fine

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top