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Downsized 4.0 TFSI for Audi S8 cuts fuel consumption 23% compared to predecessor; cylinder deactivation and start-stop

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liters of fuel per 100 kilometers (23 mpg US mpg). liters per 100 km (23 mpg US), the Audi S8 is significantly more fuel efficient than its competitors, according to Audi. Technologies such as plate honing are used during assembly of the V8 at the Audi plant in Györ, Hungary. The newly developed 4.0

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Opel presents new 1.0 SIDI Turbo engine at Aachen Colloquium; below 100 gCO2/km and ~59 mpg in the Adam

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l/100 km (59 mpg US ). The fuel rail is decoupled by a rubber/steel damper and the injectors are isolated in the combustion chamber by carbon-filled Teflon seals. This supplies high or low pressure as required by running conditions and includes on-off control of the under-skirt piston cooling jets. liter engine.

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