1. Car & Truck Engines Used/New Products
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  3. MERCEDES 517870

MERCEDES 517870 Engine Motor Benz

fits model: Gl, 450. make: Mercedes.

517870 Mercedes-benz Gl 450 Engine Assembly Motor

( Manufacturer Part Number: 517870 ), ( Part Type: Engine Motor ), ( Number Of Valves: 24 ), ( Items Included: Cylinder Head, Camshaft ), ( Universal Fitment: No ), ( Fuel Type: Gasoline )

Review MERCEDES benz Engine Assembly Motor fits GL 450

The Mercedes-Benz GL 450 engine, specifically model number 517870, is a sophisticated and powerful unit that delivers exceptional performance and efficiency. This 3.0-liter six-cylinder engine is part of Mercedes-Benz's advanced M256 family and features a twin-scroll turbocharger, delivering 362 horsepower and 369 lb-ft of torque.

The engine boasts an aluminum crankcase, which reduces weight and enhances fuel efficiency. The cylinder heads are made of aluminum as well, with integrated exhaust gas recirculation (EGR) and a water-cooled intercooler that ensures optimal combustion temperatures for superior power output and reduced emissions.

The engine's advanced technology also includes a fully variable intake manifold, which allows for optimal air/fuel mixture at all engine speeds, ensuring both power and efficiency. The engine also features a start-stop system, which automatically shuts off the engine when the vehicle comes to a complete stop and restarts it when the driver presses the accelerator, reducing idling time and improving fuel economy.

The 517870 engine is equipped with Mercedes-Benz's EQ Boost system, which uses a 48-volt on-board electrical system to provide an additional electrical boost of up to 21 horsepower and 184 lb-ft of torque, enhancing the engine's overall performance and responsiveness.

The engine's refined design and advanced engineering result in a smooth and quiet operation, providing a luxurious and comfortable driving experience. The 517870 engine also meets the latest emissions standards, making it an environmentally-friendly choice for those seeking power and performance without compromising sustainability.

In summary, the Mercedes-Benz GL 450 engine, model number 517870, is a cutting-edge powertrain that delivers impressive performance and efficiency, featuring advanced technologies such as a twin-scroll turbocharger, aluminum crankcase and cylinder heads, a fully variable intake manifold, EQ Boost system, and a start-stop system. With its refined design, exceptional power output, and environmentally-friendly features, this engine is sure to provide a luxurious and exhilarating driving experience.

The Mercedes-Benz GL 450 is a midsize luxury SUV known for its powerful engine options, including the 3.0-liter inline-six Biturbo engine with the model number 517870. Here are some pros and cons of buying this engine for your Mercedes-Benz GL 450:

Pros:

1. Power and Performance: The 517870 engine delivers impressive power and torque, allowing for quick acceleration and responsive handling.

2. Fuel Efficiency: Compared to larger V8 engines, this inline-six engine offers better fuel economy, which can save you money over time.

3. Refinement: The engine is known for its smooth, quiet operation, providing a comfortable and luxurious driving experience.

4. Reliability: Mercedes-Benz engines are generally well-regarded for their reliability and durability, and the 517870 engine is no exception.

5. Advanced Technology: This engine features advanced technology such as cylinder deactivation and stop-start system, which can improve fuel efficiency and reduce emissions.

Cons:

1. Cost: The 517870 engine is more expensive than some other engine options, which could be a deterrent for some buyers.

2. Maintenance Costs: Mercedes-Benz engines can be pricey to maintain, and the 517870 engine may require more frequent oil changes and other routine maintenance.

3. Complexity: With advanced technology comes complexity, which could lead to potential issues and increased repair costs.

In conclusion, the Mercedes-Benz GL 450 with the 517870 engine offers impressive power, fuel efficiency, refinement, reliability, and advanced technology. However, it comes with a higher cost and potentially higher maintenance costs. Ultimately, the decision to buy this engine depends on your priorities, budget, and driving habits. If you value power, performance, and advanced technology, and are willing to pay the additional cost and maintenance fees, then the Mercedes-Benz GL 450 with the 517870 engine may be the right choice for you. Alternatively, if you're looking for a more affordable engine option, you may want to consider other Mercedes-Benz engines or competitors in the luxury SUV market.

Details:

Need timing, Cold start little noise, GL 450 2007 ,2008, timing noise 2007 ,2008.

part #: 517870 prices

  • $12.10-$81.07

specifications grokengines:

  • for models: Gl, 450
  • for makes: Mercedes
  • mpn: 517870
  • part type: Engine Motor
  • number of valves: 24
  • items included: Cylinder Head, Camshaft
  • universal fitment: No
  • fuel type: Gasoline

general grokengines:

  • condition: Used
  • Car Truck Parts Accessories > Engines Engine Parts > Engines

shipping grokengines:

  • cost: $64.53
  • carrier: USPS
  • type: Calculated
  • transit: 4-8 Days
  • service: USPS Ground Advantage
  • class: Standard

returns grokengines:

  • policy: No Returns

seller grokengines:

  • # reviews: 1
  • city: Fort Worth, Texas
  • rating: 100.0%

offer grokengines:

  • sold: 0
  • availability: In Stock
  • options: Ship-to-home
  • best offers: True
  • quantity: 1
  • started: February 1, 2026

payments grokengines:

  • other
  • wallet: Apple-pay
  • credit card: Diners-club
for models: gl, 450, for makes: mercedes, part type: engine motor, number of valves: 24, items included: cylinder head, camshaft, universal fitment: no, fuel type: gasoline,
category: auto parts > car truck parts accessories > engines engine parts > engines, sku: 7265042654229673,

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