• Volkswagen ‘twincharger’ 1.4-liter TSI engine

    A few years ago Volkswagen was touting the benefits of its new ‘twincharger’ technology for gasoline engines. Labeled TSI, the technology essentially combined both a supercharger and a turbocharger along with direct fuel injection on a single engine to boost performance throughout the rev-range. Volkswagen was able to extract up to 170 horsepower and 177 pound-feet of torque from a 1.4-liter four-cylinder engine using the twincharger setup, which understandably saw it win several international engine of the year titles. Now it seems that Volkswagen is abandoning the design, with...

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