Audi revealed additional information about their new 1.8 liter TFSI engine, which will give now power of 170 hp, while the maximum torque will reach 320 Nm at the range between 1,400 and 3,700 rpm. The new aggregate will be installed first on the renewed Audi A5, which sales will start in the end of the month. In the coupe version with combination with manual transmission the car has acceleration from 0-100 km/h for 7.9 sec and can reach maximum speed of 230 km/h. In the same time with 4-cylinder TFSI engine has average fuel consumption of 5.7 liters per 100 km and the CO2 emission are 134 g/km. This was made by Audi engineers with a lot of modifications, which are decreasing highly the weight of the engine with 3.5 kg to 131.5 kg. The new 1.8 TFSI engine is equipped with last generation system for direct injection of the fuel. The system is more effective with mixing of the fuel with the air and increases the injection pressure from 150 to 200 bars with the assistance of second turbine. The engine is really more environmental and more effective, giving good dynamics and acceleration for the cars. The pistons of the aggregate and the cylinder head are made by lighted alloy, the crankshaft now has 4 instead of 8 counterweights and the crankcase is cast-iron with small width. The engine is also having new cooling system, which is supporting the good features and the good dynamic data.
date: 26th Sept 2011