Mercedes-Benz M278 engine
>
The Mercedes-Benz M278 is a family of direct injected, Bi-turbocharged, V8 gasoline automotive piston engines.
The M278 is derived from the company's previous M273 V8 engine, sharing its bore pitch, aluminium engine block, and Silitec... Wikipedia
Configuration: 90° V8
Cooling system: Water-cooled
Cylinder block material: Aluminium
Cylinder bore: 92.9 mm (3.66 in); 98 mm (3.86 in)
Displacement: 4.7 L; 284.6 cu in (4,663 cc) (M278); 5.5 L; 333.3 cu in (5,461 cc) (M157)
Fuel system: Direct injection
Manufacturer: Mercedes-Benz; Mercedes-AMG (AMG)