For Benz W221 S 300 L M272.946 7A/MT gasoline engine
The Mercedes-Benz M272.946 is a 3.0-liter (2996 cc), 90-degree V6 gasoline engine, primarily featured in the W221 S300 and other Mercedes models from around 2006. Constructed with an all-aluminum architecture, this engine features dual overhead camshafts (DOHC), 24 valves, and a two-stage intake manifold, producing approximately 231 horsepower (170 kW) and 300 Nm of torque.
Description
Key Technical Specifications:
Engine Type: V6, 4-stroke gasoline engine
Displacement: 3.0 L (2996 cc)
Bore: 88 mm (3.46 in)
Stroke: 82 mm (3.23 in)
Power Output: Approx. 231 hp (170 kW) at 6000 rpm
Torque: Approx. 300 Nm
Configuration: 90° V6; aluminum block and cylinder heads
Valve Train: DOHC (Dual Overhead Camshafts), 4 valves per cylinder (24 valves total)
Fuel System: Fuel Injection (ME 9.7 Control Unit)
Intake System: Two-stage intake manifold












