For Benz 3.0T GL X164 GL350 CDI 4MATIC OM642.820 7A/MT gasoline engine

The Mercedes-Benz OM642.826 (commonly referred to as the M642826) is a 3.0-liter V6 turbocharged diesel engine, primarily featured in Mercedes-Benz BlueTEC SUV models produced between approximately 2011 and 2018—including the ML-Class (W166) and GL-Class (X166). This engine belongs to the OM642 series.

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Description

Key Specifications
Engine Type: 72° V6 Diesel Engine
Engine Code: OM 642.826 (642826)
Displacement: 2,987 cc (3.0 L)
Power Output: 190 kW (258 hp/PS)
Torque: 620 N·m (457 lb-ft)
Fuel Injection: Common Rail Diesel Injection (1,600 bar)
Intake System: Turbocharged (with Variable Geometry Turbocharger)
Emission Standard: Euro 6 (BlueTEC/AdBlue)

Technical Specifications
Block / Head Material: Aluminum / Aluminum
Bore / Stroke: 83 mm / 92 mm
Compression Ratio: 18.0:1
Number of Valves: 24 (DOHC)
Weight: 205–208 kg

Common Applicable Models
Mercedes ML-Class (W166): ML 350 BlueTEC 4-Matic (2011–2015); Mercedes GLE-Class (W166): GLE 350d 4-Matic (2015–2018); Mercedes GL-Class (X166): GL 350 BlueTEC (2012–2015)