Mercedes SLK 55 AMG: Official new 5.5 naturally aspirated V8 engine M152

Mercedes officially confirmed that the engine in the SLK 55 AMG is a naturally aspirated V8 with direct injection of fuel to 5,461 cc. The power of this unit, code-named M152, is 422 hp at 6800 rpm while peak torque of 540 Nm affects the value at 4500 rpm. Thanks to the aluminum base, weighs only 187 kg and is equipped with piezoelectric injector capable of ensuring a fuel injection pressure of

Mazda: the new engine technologies Skyactiv Sky-D

After having talked about the new technologies that SkyActiv Mazda apply to gasoline Sky-G, we focus now on the Sky-D turbo-diesel engines and their technology. With 14,0:1, the new engine has the same compression ratio of gasoline: this makes the diesel with the lowest compression in the world. It is known that diesel engines do not require spark plugs: the fuel mixture injected turns itself at

Mazda: new technologies Skyactiv engine G-Sky

Mazda reveals new details of the technology package SkyActiv intended to increase performance by reducing fuel consumption and pollutant emissions. So far, in fact, the house had only spoken on the surface of these technical improvements, suggesting that they were only related to the engine. But now the Nissan begins to discover some paper, revealing some very interesting detail. Skyactiv covers