Opel A20DTH 2.0L engine

Opel A20DTH (LBS) 2.0L Diesel Engine For Sale.

Need a dependable Opel A20DTH (LBS) 2.0L turbo diesel engine for sale? The Opel A20DTH is a powerful and efficient member of Opel’s CDTI diesel engine family, engineered to deliver strong performance, excellent fuel economy, and long-term reliability. Featuring a 2.0-litre inline four-cylinder configuration, Double Overhead Camshafts (DOHC), 16 valves, Common Rail Direct Injection technology, and also a turbocharger, this engine provides an outstanding balance of power and efficiency. As a result, it became a popular choice for drivers seeking refined diesel performance in executive and family vehicles.

The Opel A20DTH produces approximately 118 kW (160 hp) and 350 Nm of torque, delivering strong pulling power across a broad rev range. In addition, its widespread use throughout the Opel range has ensured excellent parts availability and service support, making it a practical replacement engine for many vehicle owners.

Compatible Opel Models

The A20DTH (LBS) engine was fitted to several Opel and Vauxhall vehicles, including:

• Opel Insignia A 2.0 CDTI
• Opel Insignia Sports Tourer 2.0 CDTI
• Opel Astra J 2.0 CDTI
• Opel Zafira Tourer C 2.0 CDTI
• Opel Cascada 2.0 CDTI
• Vauxhall Insignia 2.0 CDTi
• Vauxhall Astra Mk6 2.0 CDTi
• Vauxhall Zafira Tourer 2.0 CDTi

Engine Specifications

• Engine Code: A20DTH (LBS)
• Displacement: 1,956cc (2.0L)
• Configuration: Inline 4-Cylinder
• Fuel Type: Diesel
• Aspiration: Turbocharged
• Fuel System: Common Rail Direct Injection (CDTI)
• Valvetrain: DOHC, 16 Valves
• Turbocharger: Variable Geometry Turbo (VGT)
• Power Output: Approximately 160 hp (118 kW)
• Torque Output: Approximately 350 Nm
• Cylinder Head Material: Aluminium
• Engine Block Material: Cast Iron
• Cooling System: Water-Cooled
• Emissions Standard: Euro 5

Common Weaknesses & Maintenance Notes.

Like many modern diesel engines, the Opel A20DTH can develop certain issues as mileage increases. Common concerns include EGR valve carbon build-up, diesel particulate filter (DPF) blockage, intake manifold contamination, and also occasional turbocharger wear. Additionally, some engines may experience glow plug failures, thermostat faults, or vacuum system leaks that can affect performance and fuel efficiency.

Regular maintenance is essential to ensure maximum reliability and longevity. Therefore, routine oil and filter changes using manufacturer-approved diesel engine oil, fuel filter replacement, and cooling system inspections should be carried out according to service schedules. Furthermore, vehicles equipped with a DPF benefit from regular motorway driving to support proper regeneration and reduce soot accumulation.

When properly maintained, the Opel A20DTH (LBS) 2.0L 16-valve DOHC turbo diesel engine delivers excellent fuel economy, strong performance, and impressive durability. Contact us today for stock availability, competitive pricing, and nationwide delivery of quality used Opel A20DTH engines.