What kind of engine does a Mercedes Benz M278 have?

What kind of engine does a Mercedes Benz M278 have?

The Mercedes-Benz M278 is a 4.6-liter V8 direct-injected bi-turbo engine introduced in 2010. This member of the new engine family, which also includes the M276 V6, replaced the previous M273 V8 engines under a hood of the popular E-Class, S-Class, and GL-Class models. The M278 is based on a 4.7-liter version of the M273.

Where is the high pressure pump on a Mercedes M278?

The high-pressure pump is located at the rear end on the right intake camshaft and drives by 4 additional cams. The pressure supplied to the rails lies between 120 and 200 Bar. Like the predecessor, the M278 4.6L V8 is a turbocharged engine.

What’s the ECU tune for a Mercedes Benz M278?

After months of painstaking dyno and road tuning, we are proud to introduce the most powerful ECU upgrade ever released for the M278 engine. Fully developed in house, our ECU tune has surpassed the 540 horsepower* mark on a completely stock vehicle with no other modifications.

What’s the compression ratio of a Mercedes M278?

Bore size, stroke, and bore pitch are identical. The M278 has new pistons with increased by 2 mm compression height. The connecting rods in opposite are 2 mm shorter in order to preserve a compression ratio of 10.5:1.

The Mercedes-Benz M278 is a 4.6-liter V8 direct-injected bi-turbo engine introduced in 2010. This member of the new engine family, which also includes the M276 V6, replaced the previous M273 V8 engines under a hood of the popular E-Class, S-Class, and GL-Class models. The M278 is based on a 4.7-liter version of the M273.

After months of painstaking dyno and road tuning, we are proud to introduce the most powerful ECU upgrade ever released for the M278 engine. Fully developed in house, our ECU tune has surpassed the 540 horsepower* mark on a completely stock vehicle with no other modifications.

The high-pressure pump is located at the rear end on the right intake camshaft and drives by 4 additional cams. The pressure supplied to the rails lies between 120 and 200 Bar. Like the predecessor, the M278 4.6L V8 is a turbocharged engine.

Bore size, stroke, and bore pitch are identical. The M278 has new pistons with increased by 2 mm compression height. The connecting rods in opposite are 2 mm shorter in order to preserve a compression ratio of 10.5:1.