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New Volkswagen Polo BlueGT with cylinder deactivation offers gasoline engine fuel economy of up to 52 mpg US

Green Car Congress

This combination of efficiency and dynamic performance is enabled by the systematic interplay of ACT, downsizing (reduced engine displacement plus direct injection and charging) and BlueMotion Technology (Stop/Start system, battery regeneration). TSI in the Polo BlueGT is the top engine of the entirely new EA211 series of petrol engines.

MPG 257
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Audi using supplementary port fuel injection to address particulates from gasoline direct injection

Green Car Congress

In part-load operation, the indirect injection supplements direct gasoline injection to improve fuel economy and to reduce the output of particulates from the engine. GDI technology provides fuel efficiency benefits from charge air cooling, more facile turbocharging, and the downsizing that these permit. Earlier post.).

Gasoline 304
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Downsized 5.5L V8 Biturbo in S 63 AMG Delivers 25% Fuel Savings Compared to Predecessor; Stop-Start is Standard

Green Car Congress

An intelligently designed power transfer plays a major part in this: the unique AMG Speedshift MCT 7-speed sports transmission combines dynamism with economy, and includes a new stop-start function in the “Controlled Efficiency” driving mode. The wet start-up clutch replaces a conventional torque converter, and helps to save fuel.

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Ford introduce the EcoBoost petrol engine

Green Cars News

Now at the Frankfurt Motor Show Ford has announced a new family of petrol engines offering the opportunity to down size engine capacity without suffering a reduction in performance. In fact, fuel consumption and CO2 emissions are reduced by up to 20 per cent compared to a conventional petrol engine. litre and 2.0

Petrol 32
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Could E85 be a cheaper alternative to diesel?

Green Cars News

At the 2009 SAE World Congress, a Ford study revealed that a separate E85 direct injection boosting system combined with a petroleum port fuel injection makes an engine more efficient in its use of petroleum - and can be viewed as a more cost effective alternative to diesel.

Diesel 36
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Chrysler outlines new strategy

Green Cars News

Rapid downsizing, improved fuel economy and simplification of the company’s engine line-up – they are the key elements of Chrysler’s new powertrain strategy. Tags: Chrysler Green cars Latest news Chrysler diesels Chrysler Fiat Chrysler petrol engines Chrysler Powertrains Dodge RAM 1500 Fiat Fiat MultiJet.

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Can General Motors bounce back? The Green Piece

Green Cars News

Its dive into the financial doldrums was short-lived however, and on July 10, 2009, the company bounced back with the formation of a new, downsized GM (see article ). Ecotec VVT I-4 will include E85 engines and the number of flex fuel models will increase from 17 in 2010 to 28 in 2012. diesel engine for light trucks.