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Mercedes-Benz M642.820 Engine (3.0L)
Mercedes-Benz M642.820 Engine (3.0L)
Mercedes-Benz M642.820 Engine (3.0L)
Mercedes-Benz M642.820 Engine (3.0L)
Mercedes-Benz M642.820 Engine (3.0L)
Mercedes-Benz M642.820 Engine (3.0L)
  1. Mercedes-Benz M642.820 Engine (3.0L)
  2. Mercedes-Benz M642.820 Engine (3.0L)
  3. Mercedes-Benz M642.820 Engine (3.0L)
  4. Mercedes-Benz M642.820 Engine (3.0L)
  5. Mercedes-Benz M642.820 Engine (3.0L)
  6. Mercedes-Benz M642.820 Engine (3.0L)

M642 Engine Long Block for Mercedes-Benz W166 X166 ML350 GL350 820 3.0L V6

The Mercedes-Benz OM642.820 is a widely popular 3.0-liter, 24-valve, turbocharged V6 diesel engine. This engine is primarily featured in models such as the Mercedes-Benz ML350 CDI, GL350, and E350.

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Description

Core Specifications
Engine Type: 72° V6 Diesel Engine (CDI/BlueTEC)
Displacement: 2.987 L (2,987 cc)
Bore × Stroke: 83 mm × 92 mm (3.27 in × 3.62 in)
Compression Ratio: 18.0:1
Valve Train: DOHC (Dual Overhead Camshafts), 4 valves per cylinder
Fuel System: Common Rail Direct Injection

Power and Performance (OM642.820)
Horsepower: 204 hp to 231 hp (150 kW to 170 kW)—specific figures depend on vehicle tuning and emission standards
Torque: 510 N·m to 540 N·m (approx. 398 lb-ft)

Materials and Design
Cylinder Block Material: Aluminum alloy with cast-iron cylinder liners
Cylinder Head: Aluminum alloy
Emission Standard: Compliant with Euro 4 standards (early versions)

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