The Mercedes-Benz M278 engine in the W222 S550 is a 4.6-liter twin-turbocharged V8. It produces 429 horsepower and 516 lb-ft of torque. This engine is part of the M278 family, known for its balance of power, fuel efficiency, and technology.
Detailed Specifications:
Engine Type:4.6-liter V8, twin-turbocharged.
Displacement:4,663 cc (4.7 L).
Bore x Stroke:92.9 mm x 86 mm.
Horsepower:429 bhp (320 kW).
Torque:516 lb-ft (700 N⋅m).
Fuel Type:Gasoline.
Induction:Twin-turbocharged.
Transmission:Typically paired with a 7-speed automatic and either rear-wheel drive or 4MATIC all-wheel drive.
Key Features:Direct fuel injection, advanced technologies for optimized power output and reduced emissions.
Notable Points:
The M278 engine in the S550 W222 delivers a smooth and powerful driving experience.
The engine is known for its blend of performance and efficiency, making it a popular choice for Mercedes-Benz vehicles.
Some models, like the CLS-Class, E-Class, and M-Class, have a slightly detuned version of the engine with 402 bhp and 443 lb-ft of torque.
Despite the displacement being close to 4.7 liters, all models using this engine are badged as “550”.
Condition: Used:
Brand: Mercedes-Benz
Type: Engine Long Block
Number of Cylinders: 8
Engine Size: 4.7L
Country/Region of Manufacture: Germany
Fuel Type: Gasoline
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. Bore x Stroke: 92.9 mm x 86 mm. Horsepower: 429 […]){kind=link}
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