Mercedes-Benz OM651.950 2.2 CDI Engine

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 Vito, V-Class, and Marco Polo models built on the W447 platform.

Engine code OM651 DE 22 LA (651.950) identifies this genuine Mercedes-Benz diesel power unit as a reliable long block replacement solution for passenger vans, cargo vans, dual-purpose vehicles, and camper configurations.

This complete engine assembly provides dependable performance, efficient fuel economy, and factory-level compatibility for a wide variety of Mercedes-Benz W447 applications.

Designed for direct-fit installation, the OM651 diesel platform delivers smooth turbocharged power, excellent efficiency, and long-lasting durability trusted by workshops and fleet operators worldwide.

Features & Specifications

• Part Type: Complete long block engine assembly

• Engine Code: OM651 DE 22 LA (651.950)

• Displacement: 2.2L I4 Turbo Diesel

• Fuel Type: Diesel

• Condition: Used, complete long block

• Platform Compatibility: Mercedes-Benz W447

• Vehicle Applications: Vito, V-Class, Marco Polo

• Turbocharged inline-4 diesel configuration

• Genuine Mercedes-Benz OEM engine

• Factory direct-fit replacement solution

• Designed for professional installation

Product Overview & Core Specifications

• Engine Code: OM651 DE 22 LA (651.950)

• Displacement: 2.2L I4 Turbo Diesel

• Condition: Used, Complete Long Block

• Primary Platform: Mercedes-Benz Vito / V-Class (W447, 2014 onward)

Detailed Vehicle Compatibility

This OM651.950 engine is engineered for the W447 series. It is suitable for all derivatives built on this platform, regardless of body configuration:

• Mercedes-Benz Vito (W447): Tourer, Mixto, Kasten

• Mercedes-Benz V-Class (W447): All trim levels

• Mercedes-Benz Marco Polo (W447): Camper variant

• Important Note: While the engine block is compatible, VIN-specific verification is required to confirm the exact software calibration and ancillary fittings for your specific model (e.g., Tourer vs. Kasten).

What’s Included & Condition Notes

This is a complete long block assembly sold in “as-removed” condition. It includes the engine block, cylinder head, crankshaft, pistons, connecting rods, valve train, oil pan, valve cover, and timing case. The unit is sold untested and without warranty unless explicitly stated. A professional inspection upon receipt is recommended to assess overall condition.

Critical Installation & Buyer Advisory

Professional Installation & Precise VIN Match Required.

• Ancillaries NOT Included: This listing is for the core engine. You must transfer all ancillary components from your original engine, including:

  • Turbocharger & Exhaust Manifold

  • Fuel Injectors, High-Pressure Pump, and Common Rail

  • Engine Control Module (ECU) & Complete Wiring Harness

  • All Sensors, Solenoids, and the Thermostat Housing

  • Alternator, A/C Compressor, Starter Motor, and Engine Mounts

• Electronic Integration is Key: The vehicle’s original ECU must be used and will require adaptation/coding using Mercedes-Benz XENTRY/SD Connect diagnostic systems post-installation. This process matches the ECU to the new engine’s hardware.

• Mandatory Pre-Purchase Step: Contact the seller before purchasing. You must provide your vehicle’s VIN to confirm this engine is the correct hardware variant for your specific model and production year. Request detailed, current photographs of the actual unit.

Why It’s a Smart Choice

The Mercedes-Benz OM651 Engine is an excellent solution for customers seeking genuine OEM reliability, fuel efficiency, and modern diesel performance.

Key advantages include:

• Genuine Mercedes-Benz OEM engineering

• Wide W447 platform compatibility

• Efficient turbo diesel performance

• Reliable long-term durability

• Direct-fit installation design

• Strong low-end torque delivery

• Commercial and passenger vehicle support

• Simplified engine replacement solution

This OEM diesel engine helps maintain original Mercedes-Benz driving characteristics, electronics integration, and factory performance standards.

Performance & Efficiency

The Mercedes-Benz OM651 Engine combines turbocharged efficiency with dependable power delivery for daily driving, commercial transport, and long-distance travel.

Performance benefits include:

• Smooth turbocharged acceleration

• Excellent diesel fuel economy

• Reliable commercial vehicle operation

• Strong low-RPM torque response

• Modern Mercedes-Benz diesel technology

• Efficient highway performance

• Durable long-distance drivability

• Reduced operating costs

The OM651 platform is widely respected for balancing power, refinement, and fuel efficiency in modern Mercedes-Benz diesel vehicles.

Reliability & OEM Engineering

Built to Mercedes-Benz factory specifications, the OM651 diesel engine delivers reliable performance, durability, and proper integration with modern vehicle systems.

Highlights include:

• OEM Mercedes-Benz manufacturing standards

• Proven turbo diesel reliability

• Factory drivetrain compatibility

• Durable internal engine components

• Optimized commercial vehicle operation

• Long service life expectancy

• Dependable daily-use performance

• Trusted professional workshop solution

Ideal for:

• Engine replacement projects

• Fleet maintenance operations

• Camper van repairs

• Passenger van servicing

• Cargo van restoration

• Professional mechanical workshops

Delivery & Warranty

• Genuine Mercedes-Benz OEM engine assembly

• Professionally inspected before shipping

• Secure transport packaging

• Ready for installation

• Reliable direct replacement solution

• International shipping available

• Complete engine assembly supplied as shown

• Designed for long-term performance reliability

Additional Information

The Mercedes-Benz OM651 Engine is a dependable OEM replacement engine designed for workshops, fleet operators, and Mercedes-Benz owners seeking authentic factory diesel performance.

Its modern 2.2L turbo diesel platform delivers excellent efficiency, strong torque output, and reliable operation across passenger, cargo, and camper vehicle applications.

Whether maintaining a commercial fleet, restoring a camper van, or replacing a failed engine, this genuine OM651 diesel engine provides trusted Mercedes-Benz engineering and dependable long-term 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