When the BMW M4 GTS debuted for the primary time, it made headlines in sports activities water injection with its three.Zero-liter twin-turbo I6 engine. This injection of water has helped to extend the facility of the 444 hp M4 Competitors Commonplace Package deal to 493 hp a lot more healthy. So, what’s the water injection and the way does it work? This new video from Engineering Defined breaks it down.
Basically, the water injection system sprays a particularly wonderful water mist into the consumption manifold. When water is sprayed into the new socket, it evaporates and this evaporation absorbs vitality, thus lowering the engine 's consumption temperature. In doing so, it reduces the chance of engine clashes and permits BMW to spice up turbo enhance from 17.2 psi to 21.6 psi, in addition to altering timing. These two modifications carry a further 49 HP and are attainable solely due to the drop within the consumption temperature.