Engine for Mercedes-Benz M-Class W164 5.5 ML 500 273.963 M273.963
The Mercedes-Benz M273.963 is a 5.5-liter naturally aspirated V8 gasoline engine widely used in models such as the G-Class (W463 G500) and M-Class (W164 ML 500). This engine produces between 382 and 388 horsepower (285 kW) and 391 lb-ft (530 Nm) of torque.
Description
Key Technical Specifications
Engine Layout: 90° V8, naturally aspirated
Valvetrain: DOHC (Double Overhead Camshaft), 4 valves per cylinder
Displacement: 5.5 liters (5,461 cc)
Bore: 98.0 mm (3.86 in)
Stroke: 90.5 mm (3.56 in)
Compression Ratio: 10.7:1
Cylinder Block/Head Material: Aluminum alloy block (with Silitec cylinder liners), aluminum alloy cylinder head
Performance and Fuel
Power output: 382–388 hp (285 kW) 6,000 rpm; Torque output: 391 lb-ft (530 Nm) 2,700–5,000 rpm
Fuel type: Gasoline
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