Mercedes-Benz OM651 Engine Overview
The Mercedes-Benz OM651 Engine is a complete OEM 2.2L inline-4 turbo diesel engine designed for modern Mercedes-Benz W447 platform vehicles.
This OM651 DE 22 LA (651.950) engine delivers 163 horsepower and comes from a 2017 donor vehicle with documented mileage of approximately 108,642 km (67,507 miles).
Built as a fully assembled long block, this Mercedes-Benz OM651 Engine provides a reliable and cost-effective replacement solution for engine failure in Mercedes-Benz Vito, V-Class, and Marco Polo models.
Its low documented mileage, OEM engineering, and direct-fit compatibility make it an excellent choice for workshops, fleet operators, and private owners seeking dependable diesel performance.
Features & Specifications
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Part Type: Complete long block engine
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Engine Code: OM651 DE 22 LA (651.950)
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Displacement: 2.2L I4 Turbo Diesel
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Power Output: 163 HP (120 kW)
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Fuel Type: Diesel
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Mileage: 108,642 km (67,507 mi) – documented
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Year: 2017
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Condition: Used, complete long block
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Platform: Mercedes-Benz Vito / V-Class / Marco Polo (W447)
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Turbocharged inline-4 diesel configuration
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Genuine Mercedes-Benz OEM engine assembly
Product Overview & Core Specifications
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Engine Code: OM651 DE 22 LA (651.950)
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Displacement: 2.2L I4 Turbo Diesel
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Power: 163 HP (120 kW)
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Mileage: 108,642 km (67,507 mi) – Documented
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Year: 2017
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Condition: Used, Complete Long Block
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Platform: Mercedes-Benz Vito / V-Class / Marco Polo (W447)
What’s Included & Condition Notes
This listing is for the complete engine long block as removed. This includes:
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Engine block, cylinder head, and all internal components (crankshaft, pistons, connecting rods, camshafts, valvetrain).
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Oil pan, valve cover, and timing case.
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Intake manifold and engine-mounted brackets (as visibly attached in provided photographs).
Condition: The engine is sold in “as-removed” condition. The mileage indicates moderate, even wear. It is recommended for professional installation where all ancillaries from the original engine will be transferred. A pre-installation inspection is advised.
Vehicle Compatibility & Fitment
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Primary Application: Mercedes-Benz W447 Platform vehicles (model years ~2014-2018).
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Specific Models:
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Vito (W447) 116 CDI, 119 CDI (Tourer, Mixto, Kasten)
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V-Class (W447) 220 d
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Marco Polo (W447) Camper
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Critical Note: VIN verification is required. While the hardware fits, the vehicle’s original Engine Control Unit (ECU) must be coded to this new engine block using Mercedes-Benz XENTRY diagnostic software.
Installation Requirements & Advisory
Professional Installation & ECU Coding Mandatory.
This is not a plug-and-play unit. For a successful installation:
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You Must Transfer From Your Original Engine:
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Turbocharger and complete exhaust/intercooler piping
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Fuel system (high-pressure pump, injectors, rails)
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Engine Control Unit (ECU) and complete engine wiring harness
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All sensors, alternator, A/C compressor, starter motor, and engine mounts.
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Post-Installation Coding:
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The vehicle’s original ECU must be adapted to the new engine using Mercedes-Benz XENTRY/SD Connect.
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This process registers the new engine’s identification and calibrates systems for proper operation.
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Why It’s a Smart Choice
The Mercedes-Benz OM651 Engine combines modern diesel efficiency, OEM reliability, and excellent long-term durability.
Key advantages include:
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Genuine Mercedes-Benz factory engineering
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Low documented mileage
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Reliable turbo diesel performance
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Fuel-efficient operation
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Strong low-end torque delivery
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Direct-fit installation capability
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Ideal for commercial and passenger use
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Cost-effective engine replacement solution
This engine helps restore factory performance while reducing compatibility risks often associated with non-OEM alternatives.
Performance & Efficiency
The OM651 turbo diesel platform is recognized for delivering smooth performance and outstanding fuel economy across passenger and commercial vehicle applications.
Performance highlights include:
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163 HP turbo diesel output
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Efficient fuel consumption
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Responsive turbocharged acceleration
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Excellent highway cruising efficiency
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Reliable long-distance driving capability
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Smooth everyday operation
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Commercial-grade durability
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Proven Mercedes-Benz diesel engineering
Its modern design makes it suitable for daily transportation, commercial hauling, passenger shuttle service, and long-distance travel.
Reliability & OEM Engineering
The Mercedes-Benz OM651 Engine is built using OEM Mercedes-Benz standards for durability, efficiency, and long-term dependability.
Reliability features include:
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Genuine Mercedes-Benz OEM construction
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Proven W447 platform compatibility
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Durable inline-4 turbo diesel architecture
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Trusted commercial-grade performance
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Engineered for modern emissions systems
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Reliable long-term operation
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Designed for demanding daily use
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Suitable for professional workshop installation
This engine is ideal for:
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Engine replacement projects
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Fleet maintenance operations
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Passenger van repairs
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Commercial transport vehicles
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Camper van restorations
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Professional automotive workshops
Delivery & Warranty
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OEM Mercedes-Benz engine assembly
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Professionally inspected before shipping
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Secure transportation packaging
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Ready for professional installation
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Complete long block configuration supplied
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International shipping available
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Reliable replacement solution for W447 models
Additional Information
The Mercedes-Benz OM651 Engine remains one of the most dependable modern diesel engines used in Mercedes-Benz commercial vans and passenger carriers.
Its balance of fuel economy, turbocharged performance, OEM compatibility, and long-term reliability makes it a highly desirable replacement engine for W447 platform vehicles.
Whether used for passenger transport, camper van applications, cargo hauling, or fleet servicing, this genuine Mercedes-Benz OM651 diesel engine delivers dependable performance and exceptional value.
👉 Check compatibility before purchase: https://carenginesales.com/how-to-know-if-an-engine-fits-your-car-complete-compatibility-guide/
👉Learn more about Mercedes Engines performance and specifications: https://www.mercedes-benz.com/Cars
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