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M278 engine
M278 engine
M278 engine
M278 engine
M278 engine

4.6L M278 V8 Engine Assembly for Mercedes Benz W212 C218 X166 W166 C216 R231 C217

M278
Engine: M278

Displacement: 4.6L

Power: 320 kW

Torque: 700N.m
Quantity:
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Mercedes Benz Engine
 

Mercedes-Benz M278 Engine Assembly Technical Specifications & Compatibility

 
Engine ModelMercedes-Benz M278 Engine Assembly
Compatible vehicle modelsE-Class, S-Class (W222), CL-Class, SL-Class, GL-Class, ML-Class, and CLS-Class vehicles
Displacement4.6L
Power320 kW
Torque700N.m
FuelGasoline
Cylinder Number8 cylinders
Cylinder TypeDOHC
Quality100% tested
Warranty
1 years
     
     

    Why Choose Fuchuan Mercedes-Benz M278 Engine Assembly?

    • OEM-Quality Performance:  Engineered to Mercedes-Benz's exacting standards for factory-grade power and reliability.
    • Seamless Integration:  No custom mods needed—installs directly into compatible Mercedes-Benz models.
    • Long-Term Savings:  Superior fuel efficiency and durability reduce total ownership costs.
     
    Mercedes-Benz M278 Engine AssemblyMercedes-Benz M278 Engine AssemblyMercedes-Benz M278 Engine AssemblyMercedes-Benz M278 Engine Assembly  

    About Fuchuan Engine

    Guangzhou Fuchuan Machinery Equipment Co., Ltd., founded in 2016, is a professional manufacturer specialized in R&D, production and sales of automotive engines and engine parts(includingbare engines, complete cylinder heads, etc.).
     
    Equipped with advanced production facilities, a sound testing system and a professional team, we have exported over 100,000engines to more than 100 countries and regions across Southeast Asia, the Middle East, Europe, Africa, North America and South America, earning wide customer recognition with quality products at competitive prices.
     
    Guided by the goals of serving customers,achieving customers and pursuing excellence, and adhering to the philosophy of sincerity,cooperation, innovation and striving, we are ready to partner with global customers to create shared success.
    Mercedes-Benz M278 Engine Assembly production
    Mercedes-Benz M278 Engine Assembly production line

    Mercedes-Benz M278 Engine Assembly

    Mercedes-Benz M278 Engine Assembly package

    Product Specifications of Fuchuan Mercedes-Benz M278 Engine Assembly

    The Fuchuan Mercedes-Benz M278 Engine Assembly is a 4.7L twin-turbocharged V8 gasoline engine, matching the original OEM specs produced from 2010 to 2020. It features a 90° V8 layout, 4,663 cc displacement, 92.9 mm bore, 86 mm stroke, and 10.5:1 compression ratio. With Honeywell twin turbochargers and piezo-electric direct fuel injection, it delivers 300-320 kW (402-429 hp) and 540-700 N⋅m torque, ensuring consistent performance.

    Vehicle Compatibility of Fuchuan Mercedes-Benz M278 Engine Assembly

    Designed as a direct plug-and-play replacement, the Fuchuan Mercedes-Benz M278 Engine Assembly is fully compatible with multiple Mercedes-Benz models. It fits E-Class, S-Class (W222), CL-Class, SL-Class, GL-Class, ML-Class, and CLS-Class vehicles equipped with the M278 variant—ideal for your clients serving luxury sedan, coupe, and SUV owners.

    Quality Control & Reliability

    To build trust with your clientele, the Fuchuan Mercedes-Benz M278 Engine Assembly undergoes strict quality control. We use high-grade aluminum alloy for the cylinder block and head, with Silitec low-friction liners. Each component is precision-machined, inspected, and dyno-tested to meet or exceed OEM standards, ensuring durability and low wear.

    Wholesale Advantages for Distributors

    For wholesalers and distributors, the Fuchuan Mercedes-Benz M278 Engine Assembly offers factory-direct pricing, stable inventory, and 97%+ on-time delivery for bulk orders. Our comprehensive warranty and after-sales support give you and your clients peace of mind, making it a high-demand addition to your product portfolio.

    Why Choose Fuchuan？

    Fuchuan boasts a state-of-the-art manufacturing facility covering 20,000+ square meters, equipped with advanced CNC machining and dyno-testing equipment. Our team of 150+ engineering experts and strict compliance with ISO certifications ensure consistent product quality. With a monthly production capacity of 500+ engine assemblies, we guarantee stable supply for your wholesale needs, backed by 10+ years of experience in automotive engine manufacturing.

    FAQ：

    ◆ What is the Mercedes-Benz M278 Engine Assembly packaging?

    → Generally we pack our goods in neutral or white boxes and brown cartons. Your own brand and and logo are welcomed after getting your authorization letter.

    ◆ When can you deliver Mercedes-Benz M278 Engine Assembly after payment?

    → In general,the delivery time is within 15 days after payment. We'll make the delivery as soon as possiable with the guaranteed quality.

    ◆ Can you offer Mercedes-Benz M278 Engine Assembly sample?

    →Of course, some samples could be free for you , for the freight we can discuss after. Usually, the sample will be sent within one week. It depends on our stock.

    ◆ Does your company provide customized services?

    →Yes. When your purchase quantity reaches a certain standard, we will provide customized services for you. Firstly, we accept samples and drawings to customize the product. And then,we could customize product label,packing,gifts as your requirements.

    ◆ When can I get the quotation?

    → Please Contact Us and leave the engine model you need. We will quote you as soon as possible.
     

      Act Now—Elevate Your Vehicle’s Performance
      Don’t settle for less. The Mercedes-Benz M278 Engine Assembly deliver precision-engineered power, reliability, and compatibility. 

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